HARKE
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| Brand | HARKE |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | HARKE-SFT-SP |
| Measurement Range | 1×10⁻⁶ to 2×10³ mN/m |
| Resolution | 0.1 mN/m |
| Accuracy | ±1% F.S. |
| Temperature Control Range | Ambient to 70 °C |
| Temperature Display Range | 0–100 °C |
| Temperature Display Accuracy | ±0.1 °C |
| Optical System | 0.7×–5× Step Zoom Lens |
| Video Capture | High-Speed Digital Imaging with PC-Based Software Control |
| Sample Tube Inner Diameters | Φ2 mm and Φ6 mm |
| Lens Vertical Travel | 0–100 mm |
| Dimensions (W×D×H) | 420 × 320 × 260 mm |
| Weight | 15 kg |
| Power Supply | 220 V AC / 3 A / 50 Hz |
| Software | HARKE-SDT 1.0 |
| Measurement Method | Rotating Drop Method |
| Thermal Control Options | Peltier-assisted heating + optional external chiller integration |
| Brand | HARKE |
|---|---|
| Model | SPCA |
| Type | Benchtop Dynamic Contact Angle Measurement System |
| Measurement Principle | Optical Imaging (Drop Shape Analysis) |
| Contact Angle Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Contact Angle Resolution | 0.01° |
| Sample Stage Dimensions | 100 mm × 200 mm |
| Optical Magnification | 0.7×–4.5× (ZF-180 Precision Stepping Zoom Lens) |
| Camera | USB 2.0 High-Speed CMOS, 30 fps standard (optional: 100/300/1000+ fps) |
| Surface Tension Range (Pendant Drop Method) | 0–1000 mN/m |
| Surface Energy Calculation Methods | EOS, Circle, Ellipse, Young-Laplace Fitting, SCA |
| Software | HARKE-SPCA v1.0 with Audit Trail & Data Export (CSV, PNG, AVI) |
| Power Supply | 220 V / 3 A / 50 Hz |
| Weight | ~30 kg |
| Footprint | 260 mm × 700 mm |
| Vertical Lens Travel | 120 mm |
| Operating Environment | Ambient Temperature, Non-Condensing |
| Brand | HARKE |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | HARKE-SPCA |
| Instrument Type | Benchtop Laboratory System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Measurement Accuracy | ±0.1° |
| Contact Angle Display Resolution | 0.01° |
| Sample Stage Dimensions | 400 mm × 400 mm |
| Optical Magnification | 0.7×–4.5× |
| Surface/Interfacial Tension Measurement Method | Pendant Drop |
| Surface/Interfacial Tension Range | 0–100 mN/m |
| Surface/Interfacial Tension Accuracy | 0.01 mN/m |
| Imaging System | ZF-180 High-Resolution Stepping Zoom Lens + USB 2.0 Camera (30 fps standard |
| Software | HARKE-SPCA v1.0 |
| Surface Energy Analysis Method | Equation of State (EOS), Circle Fit, Ellipse Fit, Small-Drop Method |
| Power Supply | 220 V / 3 A / 50 Hz |
| Weight | ~30 kg |
| Footprint | 260 mm × 700 mm |
| Lens Vertical Travel | 120 mm |
| Operating Environment | Ambient Temperature |
| Brand | HARKE |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | HARKE–SPCA |
| Instrument Type | Benchtop Laboratory System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Accuracy | ±0.5° |
| Fixed Sample Stage Dimensions | 100 mm × 120 mm |
| Optical Magnification | 0.7×–4.5× |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Resolution | 0.01 mN/m |
| Frame Dimensions (L×W×H) | 1200 mm × 600 mm × 670 mm |
| Net Weight | 30 kg |
| Sample Stage Travel (X–Y–Z) | Auto Y-axis (160 mm, 0.01 mm resolution), Manual Z-axis (20 mm, 0.01 mm), Auto Syringe Positioning (±60 mm vertical, ±30 mm horizontal) |
| Lens Adjustment | ±30 mm axial travel with fine-tuning (±3 mm) |
| Camera | High-speed industrial CMOS sensor, 60 fps |
| Lens | Telecentric continuous zoom microscope |
| Illumination | Adjustable monochromatic blue LED cold light source (25,000 h lifetime) |
| Power Supply | 220 V / 60 Hz |
| Brand | HARKE |
|---|---|
| Model | SPCA |
| Type | Benchtop Video Optical Contact Angle Analyzer |
| Contact Angle Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Sample Stage Dimensions | 120 × 120 mm |
| Optical Magnification | 0.7–4.7× (parfocal zoom) |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.01 mN/m |
| Dispensing Volume Range | 0–100 μL (motorized, computer-controlled), manual syringe option (1 mL) |
| Dispensing Precision | ±0.1 μL |
| Stage Travel | Vertical 50 mm, Horizontal (X/Y) 70 mm × 40 mm |
| Extended Stage Translation | 150 mm (Z-axis forward/backward) |
| Syringe Mount Travel | 100 mm × 100 mm (vertical/horizontal) |
| Microscope Translation | 100 mm (Z-axis) |
| Max Sample Height | 80 mm |
| Instrument Footprint | 240 × 640 × 630 mm (W × L × H) |
| Brand | HARKE |
|---|---|
| Model | SPCA |
| Type | Benchtop Video Optical Contact Angle Analyzer |
| Origin | Beijing, China |
| Manufacturer | HARKE (Domestic Producer) |
| Measurement Range | 0–180° |
| Accuracy | ±0.1° |
| Droplet Formation Methods | Sessile Drop, Captive Bubble |
| Analysis Algorithms | Automated Circle Fitting, Ellipse Fitting, Full-Profile Tangent, Local-Profile Tangent, Height/Width Method, Young–Laplace Fitting, Curve Ruler Method |
| Surface Adaptability | Convex/Concave Surfaces, Tilted Substrates, Curvature Correction |
| Dynamic Contact Angle Capability | Advancing/Receding/Average |
| Image Processing | Manual & Fully Automated |
| Syringe Dispensing | Computer-Controlled (0–100 μL), Manual (1 mL) |
| Dispensing Precision | ±0.1 μL |
| Surface Energy Models | Zisman Plot, Fowkes, Owens–Wendt–Rabel–Kaelble (OWRK) |
| Microscope | HARKE-Optimized Precision Zoom Lens (0.75×–4.5×, Parfocal) |
| Camera | High-Resolution Digital CMOS |
| Video Capture | Real-Time Recording, Frame-by-Frame Playback, Timed Auto-Capture, Single-Frame Export from Video |
| Stage Dimensions | 100 mm × 120 mm |
| Stage Travel | Vertical 50 mm, Horizontal (X/Y) 70 mm / 40 mm |
| Stage Extension | 30 mm |
| Fixed Base Translation | 150 mm (Z-axis) |
| Dispenser Translation | 100 mm (X/Y) |
| Microscope Translation | 100 mm (Z-axis) |
| Max Sample Size | 100 mm (W) × 80 mm (D) × Unlimited Height |
| Overall Dimensions | 240 mm (W) × 640 mm (D) × 630 mm (H) |
| Brand | HARKE |
|---|---|
| Model | SPCA |
| Type | Benchtop Video Optical Contact Angle Analyzer |
| Origin | Beijing, China |
| Manufacturer | HARKE (Domestic Producer) |
| Measurement Range | 0–180° |
| Accuracy | ±0.1° |
| Droplet Formation Methods | Sessile Drop, Captive Bubble |
| Analysis Algorithms | Automatic Circle Fitting, Ellipse Fitting, Full-Profile Tangent, Local-Profile Tangent, Height/Width Method, Young–Laplace Fitting, Curve Ruler Method |
| Surface Adaptability | Convex/Concave Surfaces, Tilted Substrates, Curvature Correction |
| Dynamic Contact Angle Capability | Yes |
| Image Processing Modes | Manual & Fully Automated |
| Syringe Dispensing Volume | 0–100 µL (Computer-Controlled), 1 mL (Manual) |
| Dispensing Precision | ±0.1 µL |
| Surface Energy Models | Zisman Plot, Fowkes, Owens–Wendt–Rabel–Kaelble (OWRK) |
| Microscope | 0.75×–4.5× Continuous Zoom, Parfocal Design (HARKE Custom) |
| Camera | High-Resolution CMOS Digital Imaging System |
| Video Capture | Real-Time Recording, Frame-by-Frame Playback, Timed Snapshot Capture, Single-Frame Export from Video |
| Stage Dimensions | 100 mm × 120 mm |
| Stage Travel | Vertical 50 mm, Horizontal (X/Y) 70 mm × 40 mm |
| Stage Extension | 30 mm (Vertical Fine Adjustment) |
| Fixed Mount Translation | 150 mm (Z-axis) |
| Syringe Holder Travel | 100 mm × 100 mm (Vertical/Horizontal) |
| Microscope Translation | 100 mm (Z-axis) |
| Max Sample Size | 100 mm (W) × 80 mm (D) × Unrestricted Height |
| Overall Dimensions | 240 mm (W) × 640 mm (D) × 630 mm (H) |
| Brand | HARKE |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop Laboratory System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Contact Angle Resolution | ±0.01° |
| Sample Stage Dimensions | 100 mm × 120 mm |
| Optical Zoom Magnification | 0.7×–5× |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.01 mN/m |
| Imaging Frame Rate | Up to 1000 fps (standard: 30 fps via USB 2.0) |
| Lens Travel | 120 mm |
| Dimensions (W×D×H) | 260 mm × 700 mm × — mm |
| Weight | ~30 kg |
| Software | HARKE-SPCA v1.0 |
| Power Supply | 220 V / 3 A / 50 Hz |
| Operating Temperature | Ambient |
| Surface Energy Method | Equation of State (EOS) |
| Analysis Algorithms | Circle Fitting, Ellipse Fitting, Sessile Drop Profile Fitting |
| Optional Modules | Peltier-based Heating Stage, Motorized Tilt Platform |
| Brand | HARKE |
|---|---|
| Model | SPCA |
| Type | Benchtop Video Optical Contact Angle Meter |
| Contact Angle Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Contact Angle Display Resolution | ±0.01° |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.01 mN/m |
| Sample Stage Dimensions | 100 mm × 120 mm |
| Optical System | ZF-180 High-Resolution Parfocal Zoom Lens |
| Video Capture Rate | 30 fps (optional: 100/300/1000+ fps) |
| Lens Vertical Travel | 120 mm |
| Instrument Dimensions | 260 mm × 700 mm × — mm (height not specified) |
| Weight | ~30 kg |
| Power Supply | 220 V / 3 A / 50 Hz |
| Operating Temperature | Ambient |
| Surface Energy Method | Equation of State (EOS) |
| Supported Analysis Methods | Circle, Ellipse, Young-Laplace Fitting, Sessile Drop, Captive Bubble, Immersion, Tilting Plate, Squeeze/Expansion, Rolling Drop, Dynamic Contact Angle |
| Software | HARKE-SPCA v1.0 |
| Compliance | GB/T 24368–2009 (Glass Surface Hydrophobic Contaminant Detection by Contact Angle Measurement) |
| Optional Accessories | Electrically Heated Stage, Motorized Tilt Platform |
| Brand | HARKE |
|---|---|
| Model | SPCA X3 |
| Instrument Type | Benchtop Video Optical Contact Angle Meter |
| Contact Angle Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Sample Stage Dimensions | 120 × 120 mm |
| Optical Magnification | 0.7–4.7× (parfocal zoom) |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Resolution | 0.01 mN/m |
| Automated Syringe Dispenser Volume Range | 0–100 mL (computer-controlled), Manual Mode: 1 mL |
| Dispensing Precision | 0.1 µL |
| Stage Translation | X ±70 mm, Y ±40 mm, Z ±50 mm |
| Fixed Plate Translation | +150 mm (Y) |
| Microscope Translation | ±100 mm (Y) |
| Maximum Sample Height | 80 mm |
| Overall Dimensions | 240 × 640 × 630 mm (W × L × H) |
| Brand | HARKE |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | HARKE-SPCA-1 |
| Instrument Type | Benchtop Laboratory System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Measurement Accuracy | ±0.1° |
| Contact Angle Display Resolution | 0.01° |
| Sample Stage Dimensions | 400 mm × 400 mm |
| Optical Magnification | 0.7×–4.5× |
| Surface/Interfacial Tension Measurement Range | 0–1000 mN/m |
| Surface/Interfacial Tension Measurement Accuracy | ±0.01 mN/m |
| Imaging System | USB 2.0 High-Speed Camera (30 fps standard |
| Lens | ZF-180 Precision Stepping Zoom Lens with 120 mm Vertical Travel |
| Software | HARKE-SPCA v1.0 |
| Surface Energy Analysis Method | Equation of State (EOS), Circle, Ellipse, and Small-Drop Fitting Algorithms |
| Power Supply | 220 V / 3 A / 50 Hz |
| Operating Temperature | Ambient |
| Weight | ~30 kg |
| Dimensions (W × D × H) | 260 mm × 700 mm × — mm (height not specified) |
| Brand | HARKE |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic (China-made) |
| Model | HARKE-SPCA-1 |
| Instrument Type | Benchtop Laboratory System |
| Measurement Principle | Video-based Optical Analysis via Drop Shape Analysis |
| Primary Technique | Sessile Drop & Captive Bubble Methods |
| Angular Range | 0–180° |
| Angular Accuracy | ±0.1° |
| Image Capture | High-Resolution CMOS Camera with Real-time Recording & Frame-by-Frame Playback |
| Optical System | 0.75×–4.5× Continuous Zoom Microscope (Parfocal, HARKE-Engineered) |
| Sample Stage Travel | X: ±35 mm, Y: ±20 mm, Z: 50 mm (Vertical), +30 mm (Telescopic Base) |
| Sample Holder Translation | ±75 mm (Front–Back) |
| Dispenser Positioning | X: ±50 mm, Z: 100 mm |
| Microscope Translation | ±50 mm (Front–Back) |
| Maximum Sample Dimensions | 100 mm (W) × 80 mm (D) × Unlimited Height |
| Stage Surface | 100 mm × 120 mm |
| Dispensing Volume Range | 0–100 µL (Computer-Controlled), 1 mL (Manual Syringe) |
| Dispensing Precision | ±0.1 µL |
| Analysis Algorithms | Automated Circle, Ellipse, Tangent (Global & Local), Height–Width, Young–Laplace Fitting, Curvimeter |
| Dynamic Contact Angle Mode | Advancing/Receding Angle Tracking with Automated Droplet Volume Modulation |
| Surface Energy Calculation Methods | Zisman Plot, Fowkes, Owens–Wendt–Rabel–Kaelble (OWRK), Wu Harmonic Mean |
| Image Processing | Manual ROI Adjustment, Auto-Thresholding, Edge Detection, Background Subtraction |
| Capture Modes | Single-frame Snapshot, Time-Lapse Interval Capture (Configurable ms–s), Full Video Export, Individual Frame Extraction from Recorded Sequence |
| Brand | HARKE |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop Laboratory System |
| Instrument Category | Video Optical Contact Angle Meter |
| Model | HARKE SPCA-1 |
| Contact Angle Range | 0–180° |
| Measurement Accuracy | ±0.1° |
| Droplet Formation Methods | Sessile Drop, Captive Bubble |
| Analysis Algorithms | Automated Circle Fitting, Ellipse Fitting, Full-Profile Tangent, Local-Profile Tangent, Height-Width Method, Young–Laplace Fitting, Curve Ruler Method |
| Surface Adaptations | Convex/Concave Surface Correction, Tilted-Plane Measurement, Dynamic Contact Angle Tracking |
| Image Processing Modes | Manual & Fully Automated |
| Syringe Dispensing Volume | 0–100 µL (Computer-Controlled), 1 mL (Manual) |
| Dispensing Precision | ±0.1 µL |
| Surface Energy Calculation Methods | Zisman Plot, Fowkes, Owens–Wendt–Rabel–Kaelble (OWRK) |
| Microscope | 0.75×–4.5× Continuous Zoom, Parfocal Design (HARKE Custom-Engineered) |
| Camera | High-Resolution Digital CMOS Sensor |
| Video Capabilities | Real-Time Recording, Frame-by-Frame Playback, Time-Interval Snapshot Capture, Single-Frame Export from Video |
| Stage Dimensions | 100 mm × 120 mm |
| Stage Travel | Vertical 50 mm, Horizontal (X/Y) 70 mm × 40 mm |
| Stage Vertical Extension | 30 mm |
| Fixed Mount Translation | 150 mm (Z-axis) |
| Syringe Holder Movement | Vertical 100 mm, Horizontal 100 mm |
| Microscope Translation | 100 mm (Z-axis) |
| Maximum Sample Size | 100 mm (W) × 80 mm (D) × Unlimited Height |
| Overall Dimensions | 240 mm (W) × 640 mm (D) × 630 mm (H) |
| Brand | HARKE |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop Laboratory System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Contact Angle Display Resolution | ±0.01° |
| Sample Stage Dimensions | 100 mm × 120 mm |
| Optical Zoom Magnification | 0.7×–5× (ZF-180 Precision Stepping Zoom Lens) |
| Surface/Interfacial Tension Measurement Method | Pendant Drop Method |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.01 mN/m |
| Video Capture | USB 2.0 Camera, 30 fps standard (optional: 100/300/1000+ fps high-speed acquisition) |
| Lens Vertical Travel | 120 mm |
| Overall Dimensions | 260 mm × 700 mm (W × D) |
| Weight | ~30 kg |
| Software | HARKE-SPCA v1.0 |
| Power Supply | 220 V / 3 A / 50 Hz |
| Operating Temperature | Ambient |
| Surface Energy Calculation Method | Equation of State (EOS) |
| Fitting Algorithms | Circle Fitting, Ellipse Fitting, Sessile Drop Baseline Correction, Young–Laplace Fitting (for interfacial tension) |
| Optional Modules | Peltier-based Heating Stage (±0.1 °C control), Motorized Tilt Stage (0–90°, 0.01° step resolution) |
| Brand | HARKE |
|---|---|
| Model | SPCA-C |
| Origin | Beijing, China |
| Manufacturer | HARKE Instrument Co., Ltd. |
| Instrument Type | Benchtop Laboratory System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Accuracy | ±0.1° (display), ±0.5° (measurement) |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.1 mN/m |
| Sample Stage Dimensions | 400 mm × 400 mm |
| Optical Zoom Ratio | 0.7×–5× (stepped zoom lens) |
| Video Capture | USB 3.0 camera, software-controlled frame rates up to 1000 fps (standard: 30 fps) |
| Injection System Travel | 30 mm |
| Lens Vertical Travel | 30 mm |
| Positioning Resolution (motorized stage) | ±0.1 mm |
| Dimensions (W×D×H) | 300 mm × 760 mm × — mm (height not specified) |
| Weight | 30 kg |
| Power Supply | 220 V, 3 A, 50 Hz |
| Operating Temperature | Ambient |
| Measurement Methods | Circle fitting, ellipse fitting, height-width method, Young-Laplace curve fitting, and five additional algorithmic approaches (total of eight) |
| Software | SPCA 1.0 (Windows-based, real-time image acquisition & analysis) |
| Brand | HARKE |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | SPCA-GZ |
| Instrument Class | High-Temperature Vacuum Contact Angle Goniometer |
| Instrument Form Factor | Benchtop Laboratory System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Measurement Accuracy | ±0.1° |
| Sample Stage Dimensions | 1200 × 250 × 300 mm |
| Optical Magnification | 0.7×–4.7× |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.01 mN/m |
| Operating Temperature Range | Ambient to 1700 °C |
| Temperature Control Accuracy | ±2 °C |
| Base Vacuum Level (Room Temp) | 6×10⁻⁵ Pa |
| High-Temp Vacuum Level (≤1700 °C) | 6×10⁻³ Pa |
| Heating Zone Length | 100 mm |
| Uniform Temperature Zone Length | >100 mm |
| Maximum Heating Power | >5 kW |
| Furnace Tube Inner Diameter | Ø80 mm |
| Viewing Windows | Dual quartz observation ports (front/rear) |
| Gas Compatibility | Inert atmosphere (Ar, N₂, He) |
| Cooling Method | Axial-flow forced air (no water cooling required) |
| Vacuum Pumping System | Imported Japanese direct-drive rotary vane pump + proprietary aerospace-grade stainless-steel diffusion pump (CAS patented) |
| Vacuum Gauge | Programmable high-precision vacuum meter (Peking University developed) |
| Structural Integration | Monolithic benchtop architecture with castor-mounted base and locking mechanism |
| Imaging System | Digital camera + continuously variable zoom microscope |
| Software | Proprietary contact angle analysis suite with tangent, circle-fit, and θ/2 methods |
| Brand | HARKE |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | SPCA-GZ1 |
| Instrument Type | Benchtop Laboratory System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Sample Stage Dimensions | 1200 × 250 × 300 mm |
| Optical Magnification | 0.7×–4.7× |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.01 mN/m |
| Temperature Range | Ambient to 1300 °C (up to 1600 °C with optional configuration) |
| Vacuum Level | ≤1×10⁻⁴ atm (4×10⁻⁴ atm at ambient |
| Heating Zone Length | 300 mm |
| Isothermal Zone Length | >150 mm |
| Max. Heating Power | >1.5 kW |
| Furnace Internal Diameter | Ø40 mm |
| Control Precision | ±1 °C |
| Compatible Atmospheres | Inert gas (Ar, N₂), reduced-oxygen environment |
| Imaging System | High-resolution CCD camera with monochromatic LED illumination and continuous zoom objective |
| Software | Dedicated contact angle analysis suite with automated sessile drop, tilting plate (roll-off), and immersion method protocols |
| Compliance | Designed for GLP-compliant workflows |
| Brand | HARKE |
|---|---|
| Model | SPCA-X1 |
| Type | Benchtop Dynamic Contact Angle & Surface Tension Analyzer |
| Origin | Beijing, China |
| Manufacturer | HARKE Instrument Co., Ltd. |
| Contact Angle Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Contact Angle Resolution | ±0.01° |
| Stage Dimensions | 100 mm × 120 mm |
| Optical Zoom | 0.7×–5× Fixed-Position Zoom Lens |
| Video Capture | USB 3.0 Camera, Software-Controlled Frame Rates (40 fps standard |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.01 mN/m |
| Lens Vertical Travel | 30 mm |
| Syringe Stage Travel | 30 mm |
| Positioning Accuracy (X-axis) | ±0.1 mm |
| Dimensions (W×D×H) | 300 mm × 760 mm × — mm |
| Weight | 30 kg |
| Power Supply | 220 V, 3 A, 50 Hz |
| Operating Temperature | Ambient |
| Measurement Methods | Circle, Ellipse, Height-Width, Young-Laplace Fitting, SCA (Sessile Drop Curve Analysis), and 5 additional algorithmic approaches (total 8) |
| Software | SPCA 1.0 |
| Compliance | Designed for GLP-compliant workflows |
| Brand | HARKE |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | SPCA-X1 |
| Instrument Type | Benchtop Laboratory System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Measurement Accuracy | ±0.1° |
| Sample Stage Dimensions | 100 mm × 120 mm |
| Optical Magnification | 0.7×–5× (Stepped Zoom Lens) |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Resolution | 0.01 mN/m |
| Imaging Frame Rate | Up to 1000 fps (USB 3.0 Camera, Software-Controlled) |
| Software | SPCA 1.0 |
| Measurement Methods | Circle Fitting, Ellipse Fitting, Height-Width Method, and 5 Additional Algorithms (Total 8) |
| Temperature Condition | Ambient |
| Power Supply | 220 V, 3 A, 50 Hz |
| Weight | 30 kg |
| Footprint | 300 mm × 760 mm |
| Lens Vertical Travel | 30 mm |
| Syringe Translator Stroke | 30 mm |
| Positioning Accuracy (XYZ) | ±0.1 mm |
| Brand | HARKE |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | SPCA-X1 |
| Instrument Type | Benchtop Laboratory System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Measurement Accuracy | ±0.1° |
| Sample Stage Dimensions | 100 mm × 120 mm |
| Optical Magnification | 0.7×–4.5× |
| Surface/Interfacial Tension Measurement Range | 0–1000 mN/m |
| Surface/Interfacial Tension Resolution | 0.01 mN/m |
| Imaging Frame Rate (Standard) | 30 fps (USB 3.0) |
| Optional | up to 1000 fps |
| Software | SPCA 1.0 |
| Measurement Methods | Circle Fitting, Ellipse Fitting, Height-Width Method, and six additional algorithmic approaches |
| Temperature Condition | Ambient |
| Power Supply | 220 V, 3 A, 50 Hz |
| Weight | 30 kg |
| Footprint | 300 mm × 760 mm |
| Lens Vertical Travel | 30 mm |
| Syringe Translator Travel | 30 mm |
| Positioning Accuracy (Motorized XY) | ±0.1 mm |
| Brand | HARKE |
|---|---|
| Model | SPCA-X1 |
| Type | Benchtop Video Optical Contact Angle Analyzer |
| Contact Angle Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Contact Angle Resolution | ±0.01° |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.01 mN/m |
| Sample Stage Dimensions | 100 mm × 120 mm |
| Optical Zoom | 0.7×–5× Fixed-Position Zoom Lens |
| Imaging System | USB 3.0 High-Speed Camera (30 fps standard |
| Frame Rate Options | 30 / 100 / 300 / 1000 fps |
| Lens Vertical Travel | 30 mm |
| Instrument Footprint | 300 mm × 760 mm |
| Weight | 30 kg |
| Software | SPCA 1.0 |
| Power Supply | 220 V, 3 A, 50 Hz |
| Operating Temperature | Ambient |
| Measurement Methods | Circle Fitting, Ellipse Fitting, Height-Width Method, Sessile Drop, Captive Bubble, Tilting Plate, Dynamic Expansion/Contraction, Slide-off Method |
| Optional Modules | Surface Energy Calculation (Owens-Wendt, Wu, van Oss), Advancing/Receding Angles, Roll-off Angle, Interfacial Tension (Pendant Drop), Dynamic Contact Angle Analysis |
| Brand | HARKE |
|---|---|
| Model | SPCA-X1 |
| Instrument Type | Benchtop Video Optical Contact Angle Analyzer |
| Contact Angle Range | 0–180° |
| Contact Angle Measurement Accuracy | ±0.1° |
| Contact Angle Display Resolution | ±0.01° |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.01 mN/m |
| Sample Stage Dimensions | 100 mm × 120 mm |
| Lens Magnification | 0.7×–5× (stepped zoom optics) |
| Camera Interface | USB 3.0 |
| Frame Rate Options | 30 fps (standard), up to 1000 fps (optional) |
| Lens Vertical Travel | 30 mm |
| Injection System Travel | 30 mm |
| XY Manual Stage Precision | ±0.1 mm |
| Software | SPCA 1.0 |
| Power Supply | 220 V, 3 A, 50 Hz |
| Operating Temperature | Ambient |
| Measurement Methods | Circle Fit, Ellipse Fit, Height-Width Method, Young-Laplace Fitting, Sessile Drop, Pendant Drop, Tilting Plate, and Dynamic Advancing/Receding Protocols |
| Optional Modules | Dynamic Contact Angle (Expansion/Contraction & Tilting Plate), Solid Surface Free Energy Analysis, Interfacial Tension (Pendant Drop Method) |
| Brand | HARKE |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | SPCA-X2 |
| Instrument Type | Benchtop Laboratory System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Measurement Accuracy | ±0.1° |
| Sample Stage Dimensions | 100 mm × 120 mm |
| Optical Magnification | 0.7×–5× (Stepped Zoom Lens) |
| Surface/Interfacial Tension Measurement Range | 0–1000 mN/m |
| Surface/Interfacial Tension Resolution | 0.01 mN/m (for values ≤100 mN/m) |
| Imaging System | USB 3.0 High-Speed Camera (Standard: 40 fps |
| Optional | 100/300/1000+ fps) |
| Software | SPCA 1.0 |
| Measurement Methods | Circle Fitting, Ellipse Fitting, Height-Width Method, and 5 Additional Algorithms (Total: 8) |
| Automated Functions | Auto-Drop Dispensing, Auto-Baseline Detection, Real-Time Drop Recognition, Delayed Capture, XY Motorized Stage Control (Dual-Axis), Video Recording & Frame-by-Frame Playback |
| Optional Modules | Dynamic Contact Angle (Advancing/Receding via Sessile Drop Expansion/Contraction or Tilting Method), Solid Surface Free Energy Calculation (Owens-Wendt, Wu, van Oss-Chaudhury-Good), Interfacial Tension (Pendant Drop Method) |
| Power Supply | 220 V AC, 3 A, 50 Hz |
| Net Weight | 30 kg |
| Footprint | 300 mm × 760 mm |
| Vertical Lens Travel | 30 mm |
| Syringe Translation Precision | ±0.1 mm |
| Brand | HARKE |
|---|---|
| Model | SPCA-X2 |
| Type | Benchtop Video Optical Contact Angle Analyzer |
| Contact Angle Range | 0–180° |
| Contact Angle Measurement Accuracy | ±0.1° |
| Contact Angle Display Resolution | ±0.01° |
| Sample Stage Dimensions | 100 mm × 120 mm |
| Optical Magnification | 0.7×–5× (stepped zoom lens) |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Resolution | 0.01 mN/m |
| Imaging Speed | Up to 1000 fps (optional) |
| Software | SPCA 1.0 |
| Power Supply | 220 V, 3 A, 50 Hz |
| Weight | 30 kg |
| Footprint | 300 mm × 760 mm |
| Vertical Lens Travel | 30 mm |
| Syringe Translation Stroke | 30 mm |
| XY Stage Positioning Accuracy | ±0.1 mm |
| Measurement Methods | Circle Fitting, Ellipse Fitting, Height-Width Method, and six additional algorithmic models (total of eight) |
| Brand | HARKE |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop Laboratory System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Sample Stage Dimensions | 100 mm × 120 mm |
| Optical Magnification | 0.7×–5× (Stepped Zoom Lens) |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Resolution | 0.01–2000 mN/m |
| Imaging Frame Rate | Up to 1000 fps (USB 3.0 Camera, Software-Controlled) |
| Measurement Methods | Circle Fitting, Ellipse Fitting, Height-Width Method, and Six Additional Algorithms |
| Software | SPCA 1.0 with Automated Droplet Recognition, Delayed Capture, Dynamic Contact Angle Tracking, and Surface Energy Analysis |
| Positioning Accuracy | ±0.1 mm (X/Y/Z axes) |
| Power Supply | 220 V, 3 A, 50 Hz |
| Operating Temperature | Ambient |
| Brand | HARKE |
|---|---|
| Model | SPCA-X3 |
| Type | Benchtop Dynamic Contact Angle Analyzer |
| Contact Angle Range | 0–180° |
| Contact Angle Measurement Accuracy | ±0.1° |
| Contact Angle Display Resolution | ±0.01° |
| Sample Stage Dimensions | 100 mm × 120 mm |
| Optical Zoom | 0.7×–5× Fixed-Position Zoom Lens |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Resolution | 0.01 mN/m |
| Video Capture | USB 3.0 Camera, 40 fps (optional: 100/300/1000+ fps) |
| Stage & Syringe Translation Precision | ±0.1 mm |
| Lens Vertical Travel | 30 mm |
| Instrument Dimensions | 300 mm × 760 mm (W × H) |
| Weight | 30 kg |
| Power Supply | 220 V, 3 A, 50 Hz |
| Operating Temperature | Ambient |
| Software | SPCA 1.0 |
| Measurement Methods | Circle, Ellipse, Height-Width, and 5 additional geometric fitting algorithms (total 8) |
| Supported Techniques | Sessile Drop, Captive Bubble, Immersion, Expansion–Contraction, Tilting Plate (Roll-off), Wilhelmy Plate (optional), Pendant Drop (for interfacial tension) |
| Brand | HARKE |
|---|---|
| Model | SPCA-Z |
| Type | Benchtop Video Optical Contact Angle Meter |
| Contact Angle Range | 0–180° |
| Contact Angle Accuracy | ±0.5° |
| Stage Dimensions | 100 mm × 120 mm |
| Optical Magnification | 0.7×–4.5× |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Resolution | 0.01 mN/m |
| Imaging Frame Rate | Up to 1000 fps (configurable via USB 3.0 camera) |
| Software | SPCA 1.0 |
| Measurement Methods | Circle, Ellipse, Height-Width, and 5 additional geometric fitting algorithms |
| Sample Stage Positioning Accuracy | ±0.1 mm |
| Syringe Dispenser Travel | 30 mm |
| Lens Vertical Travel | 30 mm |
| Power Supply | 220 V, 3 A, 50 Hz |
| Operating Temperature | Ambient |
| Brand | HARKE |
|---|---|
| Model | SPCAS |
| Type | Dynamic Contact Angle Measurement System |
| Origin | Beijing, China |
| Instrument Form Factor | Benchtop Laboratory System |
| Contact Angle Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Sample Stage Dimensions | 400 × 400 mm |
| Optical Magnification | 0.7× to 4.5× |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.1 mN/m |
| Imaging Frame Rate | Up to 1000 fps (optional) |
| Software | SPCA v1.0 |
| Power Supply | 220 V, 3 A, 50 Hz |
| Weight | 30 kg |
| Compliance | Designed for GLP-compliant environments |
| Brand | HARKE |
|---|---|
| Model | SPCAX1 |
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop Laboratory System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Sample Stage Dimensions | 120 mm × 120 mm |
| Optical Magnification | 0.7×–4.7× (parfocal zoom) |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.01 mN/m |
| Automated Dispensing Volume | 0–100 μL (computer-controlled), ±0.1 μL precision |
| Manual Syringe Capacity | 1 mL |
| Imaging System | High-resolution CMOS camera with real-time video capture, frame-by-frame playback, time-lapse snapshot, and single-frame export |
| Stage Mobility | Vertical: 50 mm |
| Horizontal (X/Y) | 70 mm × 40 mm |
| Fixed Plate Translation | 150 mm (Z-axis) |
| Dispenser Travel | 100 mm × 100 mm |
| Microscope Translation | 100 mm (Z-axis) |
| Max Sample Dimensions | 100 mm (W) × 80 mm (D) × variable height |
| Overall Dimensions | 240 mm (W) × 640 mm (D) × 630 mm (H) |
| Brand | HARKE |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | HARKE–SPCAX1 |
| Pricing | Upon Request |
| Instrument Class | Dynamic Contact Angle Analyzer |
| Form Factor | Benchtop Laboratory System |
| Contact Angle Measurement Range | 0–180° |
| Contact Angle Accuracy | ±0.1° |
| Sample Stage Dimensions | 400 mm × 400 mm |
| Optical Magnification | 0.7× to 4.5× |
| Surface/Interfacial Tension Range | 0–1000 mN/m |
| Surface/Interfacial Tension Accuracy | ±0.1 mN/m |
| Imaging Frame Rate | Up to 1000 fps (optional) |
| Software | HARKE-SPCA v1.0 |
| Surface Energy Method | Equation of State (EOS) |
| Analysis Algorithms | Circle, Ellipse, and Small-Drop Fitting |
| Tension Method | Pendant Drop |
| Temperature Range | Ambient |
| Power Supply | 220 V / 3 A / 50 Hz |
| Weight | ~30 kg |
| Dimensions (W × D) | 260 mm × 700 mm |
| Lens Travel | 120 mm |
| Camera Interface | USB 2.0 |