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| Brand | Thermo Fisher Scientific |
|---|---|
| Origin | Czech Republic |
| Model | Apreo ChemiSEM |
| Instrument Type | Floor-standing High-Resolution FE-SEM |
| Electron Gun | Schottky Thermal Field Emission |
| Secondary Electron Resolution | 0.7 nm @ 30 kV |
| Backscattered Electron Resolution | 0.7 nm @ 30 kV |
| Magnification Range | 50× – 1,000,000× |
| Accelerating Voltage | 200 V – 30 kV |
| Landing Energy Range | 20 eV – 30 keV |
| Maximum Sample Size at 10 mm WD | 3 mm (min. mag. 29×) |
| Chamber Ports | 18 |
| Stage Travel | X = 110 mm, Y = 110 mm, Z = 65 mm, Tilt = −15° to +90°, Rotation = 360° continuous |
| Standard Detector System | Trinity In-lens Detection System (T1, T2, T3), TD, DBS |
| Optional Detectors | DBS-GAD, Low-Vacuum SE Detector, STEM 3+ Segmented Detector (BF/DF/HADF/HAADF), IR CCD, Thermo Scientific™ Nav-Cam™ Navigation Camera |
| Brand | Thermo Fisher Scientific |
|---|---|
| Origin | Czech Republic |
| Model | Quattro |
| Instrument Type | Floor-standing SEM |
| Electron Source | Cold Field-Emission Gun (CFEG) |
| Magnification Range | 6× to 2,500,000× |
| Accelerating Voltage | 200 V to 30 kV |
| Landing Voltage | 20 eV to 30 keV (with beam deceleration option) |
| Probe Current | 1 pA to 200 nA (continuously adjustable) |
| Secondary Electron Resolution | 1.3 nm @ 30 kV (SE, low-vacuum mode) |
| Backscattered Electron Resolution | 2.5 nm @ 30 kV (BSE, high-vacuum mode) |
| Working Distance for EDS | 10 mm |
| EDS Take-off Angle | 35° |
| Chamber Width | 340 mm |
| Number of Available Ports | 12 (including 3 EDS-compatible ports, two at 180° opposition) |
| Stage Type | 5-axis motorized eucentric stage |
| XY Travel (Quattro C / Quattro S) | 55 × 55 mm / 110 × 110 mm |
| Z Travel | 65 mm |
| Tilt Range | –15° to +90° |
| Rotation | Continuous 360° |
| Maximum Sample Height (from eucentric height) | 85 mm |
| Max Sample Weight | 5 kg (at 0° tilt) |
| Max Sample Diameter (full rotation compatible) | 122 mm |
| Detector Options | In-chamber Everhart-Thornley detector (ETD), Low-Vacuum Detector (LVD), Gas Secondary Electron Detector (GSED), Integrated STEM-in-SEM (WetSTEM™), IR-CCD chamber camera, Nav-Cam™ optical navigation camera |
| Software Platform | 64-bit Windows-based GUI with multi-view display, montage navigation, undo/redo functionality, joystick and multifunction control panel support |
| Brand | ROCK |
|---|---|
| Origin | Hong Kong, China |
| Model | MaipSCAN |
| Instrument Type | Floor-standing SEM |
| Electron Source | Tungsten Filament |
| Secondary Electron Resolution | 3.0 nm @ 30 kV (SE and W) |
| Magnification Range | 7× – 1,000,000× |
| Accelerating Voltage | 0.2 – 30 kV |
| Backscattered Electron Resolution | 4.0 nm @ 30 kV (VP mode with BSD) |
| Brand | Thermo Fisher |
|---|---|
| Origin | Czech Republic |
| Model | Prisma E SEM |
| Instrument Type | Floor-standing SEM |
| Electron Source | Tungsten Filament |
| Secondary Electron Resolution | 3.0 nm @ 30 kV (SE), 8.0 nm @ 3 kV (SE) |
| Backscattered Electron Resolution | 4.0 nm @ 3 kV (BSE), 10 nm @ 3 kV (SE) |
| Accelerating Voltage | 200 V – 30 kV |
| Magnification Range | 5× – 1,000,000× |
| Low Vacuum Range | up to 130 Pa |
| ESEM Mode Pressure | up to 2600 Pa (H₂O), 4000 Pa (N₂) |
| Sample Chamber Width | 340 mm |
| Expandable Ports | 12 total, including 3 EDS ports (2 at 180° opposing positions) |
| Stage | 5-axis motorized eucentric stage (X=110 mm, Y=110 mm, Z=65 mm, T=–15° to 90°, R=360° continuous) |
| Standard Detectors | ETD (high-vacuum SE), LVD (low-vacuum SE), GSED (ESEM SE), IR CCD camera in chamber |
| Brand | Thermo Fisher |
|---|---|
| Origin | Czech Republic |
| Model | Apreo 2 |
| Instrument Type | Floor-standing SEM |
| Electron Gun | Schottky Field Emission |
| Microscope Class | Ultra-High-Resolution FE-SEM |
| Magnification Range | 5× to 1,000,000× |
| Accelerating Voltage | 200 V – 30 kV |
| Maximum Sample Width | 340 mm (horizontal chamber dimension) |
| Expandable Chamber Ports | 12 total, including 3 EDS-compatible ports (2 at 180° opposing positions) |
| Stage | 5-axis motorized eucentric stage (X = 110 mm, Y = 110 mm, Z = 65 mm, Tilt = −15° to +90°, Rotation = 360° continuous) |
| Standard Detectors | In-chamber Everhart-Thornley SE detector (ETD), in-column backscattered electron detector (T1), in-column secondary electron detector (T2) |
| Brand | Opton |
|---|---|
| Origin | Germany |
| Distributor Type | Authorized Distributor |
| Import Status | Imported |
| Model | AMICS |
| Electron Gun | Tungsten Filament |
| Secondary Electron Resolution | 3.0 nm @ 30 kV (SE, W) |
| Magnification Range | 5× – 1,000,000× |
| Accelerating Voltage | 0.2–30 kV |
| Backscattered Electron Resolution | 4.0 nm @ 30 kV (VP with BSD) |
| Minimum Detectable Mineral Grain Size | 1 µm |
| Typical Measurement Time (30 mm diameter sample) | 15 min |
| Mineral Database | >2,000 reference minerals |
| Stage | High-precision 5-axis motorized 9-pin stage |
| EDS Detector Compatibility | Silicon Drift Detector (SDD), liquid-nitrogen-free cryogenic cooling, ultra-fast pulse processing (e.g., Bruker QUANTAX) |
| Brand | Thermo Fisher |
|---|---|
| Origin | Netherlands |
| Model | Axia ChemiSEM |
| Instrument Type | Floor-standing Conventional SEM |
| Electron Source | Pre-aligned Tungsten Filament |
| Secondary Electron (SE) Resolution | 3.0 nm @ 30 kV (HV), 8.0 nm @ 3 kV (HV) |
| Backscattered Electron (BSE) Resolution | 7.0 nm @ 3 kV (HV, decelerated mode) |
| Magnification Range | 5× to 1,000,000× |
| Accelerating Voltage | 200 V – 30 kV |
| Probe Current | Up to 2 µA, continuously adjustable |
| Low Vacuum Mode | Up to 150 Pa |
| Working Distance for EDS | 10 mm |
| EDS Take-off Angle | 35° |
| Chamber Internal Width | 280 mm |
| Number of Ports | 10 |
| Stage | 5-axis motorized (X=120 mm, Y=120 mm, Z=55 mm, Tilt=–15° to +90°, Rotation=360° continuous) |
| Max Sample Dimensions | 240 × 280 × 128 mm³ |
| Max Sample Weight | 10 kg |
| Detectors | In-chamber IR navigation camera, Nav-Cam+™ color optical camera, ETD (Everhart-Thornley SE detector), retractable BSED, TrueSight X EDS with ChemiSEM technology |
| Control System | Windows 10 OS, 24″ LCD display (1920×1200), customizable GUI supporting quad-image real-time display, full Undo/Redo functionality |
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