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| Brand | Top Instruments (TP) |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | WSZ-710 |
| Price Range | USD 1,400 – 7,200 |
| Brand | TOP |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | WSY-3 |
| Pricing | Available Upon Request |
| Brand | Topo |
|---|---|
| Model | WSY-4 |
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Category | Domestic Optical Teaching Instrument |
| Components | Optical Rail, 2D Adjustable Mounts, Photographic Plate Holder, White Viewing Screen, Multi-Aperture Mount, Single-Slit Adjuster (One-Side Variable), He–Ne Laser (632.8 nm), Convex Lens, Straight Edge Knife Blade |
| Power Integration | Integrated AC Power Supply Unit with Rail-Mounted Enclosure |
| Design | All-in-One Modular Bench System with Tool Storage Compartment |
| Brand | TOP / TP |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GY-8 |
| Pricing | Available Upon Request |
| Origin | Tianjin, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Model | OM01-HA15 |
| Pricing | Available Upon Request |
| Adjustment Range | ±4.5° (Single-Axis) |
| Weight | 0.1 kg |
| Mounting Holes | 2×M6 + 4×M4 |
| Structural Design | Enclosed Housing with Retaining Ring & Quadruple Return Springs |
| Brand | TOP / TP |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Classification | Domestic (China) |
| Model | GY-10 |
| Pricing | Upon Request |
| Brand | TP |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Origin | Domestic (China) |
| Model | GY-9 |
| Pricing | Upon Request |
| Brand | Topo (TP) |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GY-5 |
| Pricing | Available Upon Request |
| Brand | Topo (TP) |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Category | Domestic (China) |
| Model | GY-1 |
| Pricing | Upon Request |
| Key | Output Power ≥ 40 mW |
|---|---|
| Mode | Multimode |
| Operating Voltage | 3.5–4 kV |
| Operating Current | 15 mA |
| Wavelength | 632.8 nm |
| Origin | Tianjin, China |
| Manufacturer Type | Distributor |
| Domestic Product | Yes |
| Pricing | Upon Request |
| Brand | Top Optics (TP) |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | WSY-2 |
| Pricing | Available Upon Request |
| Core Components | Optical Rail, 2D Adjustable Mounts, Photographic Plate Holder, White Screen, Single-Sided Adjustable Slit, Low-Pressure Sodium Lamp, Fresnel Biprism, Newton’s Rings Set, Convex Lenses, Measuring Microscope, Double-Slit Assembly |
| Origin | Tianjin, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (China) |
| Model | XFT-1 |
| Price | Upon Request |
| Wavelength Range | 400–800 nm |
| Spectral Bandwidth | 1 nm |
| Brand | TOP |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | WHS-1 |
| Price | Upon Request |
| Wavelength Range | 800–2500 nm |
| Relative Aperture | D/F = 1/7 |
| Grating Density | 300 lines/mm |
| Focal Length | 300 mm |
| System Composition | f = 300 mm Czerny–Turner monochromator, photodetector unit (InGaAs-based), variable-color-temperature tungsten-halogen lamp source, Windows-based control software on USB-delivered installation media, integrated electronic control module |
| Interface | USB 2.0 |
| Origin | Tianjin, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Model | OM01-G15 |
| Pricing | Available Upon Request |
| Adjustment Range (Single-Axis) | ±5° |
| Mounting Holes | 2 × Counterbored Ø4.5 mm (Counterbore Ø7.2 mm, Depth 6 mm) |
| Mass | 0.12 kg |
| Spring Mechanism | Precision Belleville Washer-Based Return System |
| Structural Design | Fully Enclosed Kinematic Housing |
| Brand | Topo |
|---|---|
| Model | WGX-11 |
| Light Source | 650 nm FP fiber-coupled laser diode |
| Origin | Tianjin, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Category | Educational Optical Measurement Instrument for Fiber Optic Sensing Principles |
| Compliance | Designed for academic laboratory use in accordance with standard undergraduate photonics curriculum frameworks (e.g., IEEE/LEOS recommended teaching modules) |
| Origin | Tianjin, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | OM01-E15 |
| Pricing | Available Upon Request |
| Mounting Aperture | 2 × Ø4.5 mm counterbored to Ø7.2 mm × 6 mm depth |
| Mirror Retention | Three-point PTFE-coated rigid support with locking set screw |
| Spring Mechanism | High-stability Belleville washer stack |
| Angular Adjustment Range | ±5.5° (pitch/yaw) |
| Mass | 0.1 kg |
| Compatibility | Standard optical mounts (PH-series posts, BP-series baseplates), magnetic bases, adapter screws, hex key (2.5 mm) |
| Brand | Topo (TP) |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic |
| Model | XGL-2A |
| Price Range | USD 1,400 – 7,000 |
| Brand | Topo (TP) |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic |
| Model | XGL-3 |
| Pricing | Upon Request |
| Origin | Tianjin, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | WD-A |
| Pricing | Upon Request |
| Temperature Range | 6–70 °C (±2 °C accuracy) |
| Humidity Range | 10–95 %RH (±4 %RH accuracy) |
| Illuminance Range | 0–7000 lx (adjustable, natural light reference included) |
| Chamber Dimensions | 510 × 400 × 380 mm (dual-tier stainless steel interior with removable partitions) |
| Construction | AISI 304 stainless steel chamber and shelves |
| Brand | TOP / TP |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Manufacturer |
| Origin Category | Domestic |
| Model | TP-GOS1 |
| Pricing | Upon Request |
| Brand | TP |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | Domestic (China) |
| Model | XGS-7A |
| Pricing | Upon Request |
| Origin | Tianjin, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | OM01-C15 |
| Price | Upon Request |
| Mounting Aperture | 2 × Ø4.5 mm counterbored holes (Ø7.2 mm × 6 mm deep) |
| Mirror Retention | Threaded retaining ring with spring-loaded clamping |
| Adjustment Range (Single-Axis) | ±5° |
| Mass | 0.1 kg |
| Material | Anodized aluminum alloy |
| Spring Mechanism | Precision-machined disc spring (DIN 2093) for repeatable, hysteresis-minimized repositioning |
| Compatibility | Accepts Ø15 mm optical mirrors and beam splitters (standard thickness 3–6 mm) |
| Brand | TopOptics |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | GY-12 |
| Pricing | Available Upon Request |
| Brand | Topo |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GY-21 |
| Output Power | 35 W |
| Input Voltage | 220 V AC |
| Clear Aperture | Ø34 mm |
| Light Source | High-Luminance Tungsten Halogen Lamp |
| Beam Collimation | Adjustable Zoom Lens Assembly |
| Primary Application | Undergraduate Physics Laboratory Instruction |
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