White-Light Interferometer Nano 3D 20
Specification Snapshot
Interferometric Scanning Measurement Technology
Phase-Shifting Interferometry; Large-Field 3D Automatic Stitching
Image-Acquisition Sensor
Resolution: 1200 X 1200; ROI Configurable
Illumination Light Source
LED Coaxial Light Source, Green
Imaging Objective
5X / 10X / 20X / 50X
Longitudinal Scanning Range
10-60μm, Full-Range Closed-Loop Control
Main Unit Dimensions
235.3mm x 116.8mm x 65mm
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Specifications
| Parameter | Value |
|---|---|
| Interferometric Scanning Measurement Technology | Phase-Shifting Interferometry; Large-Field 3D Automatic Stitching |
| Image-Acquisition Sensor | Resolution: 1200 X 1200; ROI Configurable |
| Illumination Light Source | LED Coaxial Light Source, Green |
| Imaging Objective | 5X / 10X / 20X / 50X |
| Scanning Unit | High-Precision Piezoelectric Stage; Closed-Loop Control |
| Electrical Control Cabinet | Light-Source Control, Displacement Drive |
| Software | WCH-V2.3 Windows10 64 Bit |
| Longitudinal Scanning Range | 10-60μm, Full-Range Closed-Loop Control |
| Ra Measurement Accuracy | ≤0.1nm |
| RMS Repeatability | ≤0.005nm |
| Step-Height Test Accuracy | <0.5% |
| Step Measurement Repeatability [@3σ] | ≤0.2%@3σ |
| Main Unit Dimensions | 235.3mm x 116.8mm x 65mm |
| Main Unit Weight | 3.0kg |
| Power Supply Voltage | AC220V±10V,50Hz±5Hz |
| Input Power | <100W |
| Ambient Temperature | -10°C-35°C |
| Relative Humidity [No Water Vapor Condensation] | 0-80%, No Water Vapor Condensation |
Key Features
Noncontact Measurement Avoids Scratches;In-Place Measurement Reduces Positioning Errors;Good Adaptability to Most Materials;Nanometer Accuracy;Complete SDK and Examples for Development;Measures Step Height/Depth,Surface Roughness,Geometric Dimensions and Topography
Datasheet
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Supplier Information
Langwei Optics was founded in 2024 by a team with over ten years of experience in optical precision measurement, headquartered in Chengdu. With the mission of 'Redefining precision measurement through proprietary technology, and empowering intelligent manufacturing with precision optics,' and the vision of 'Becoming a global technology leader and standard-setter in precision measurement, driving the continuous evolution of China's intelligent manufacturing with optical technology,' Langwei has built a multi-dimensional high-precision measurement product system covering optical material testing and precision metrology. All core components and complete systems are independently developed, providing measurement benchmarks that do not rely on imports for high-end manufacturing fields such as semiconductors and aerospace. We are not just a general supplier; we are a technical co-builder with our customers in the precision measurement process—present from requirement definition to solution implementation. After two years of arduous research, we successfully developed a refractometer that achieves full import substitution, filling the gap in the domestic field. We have invested 120 million RMB in Chengdu to establish an R&D and production base, aiming to become China's leading professional company for high-end scientific testing instruments.
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