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model | V-T3 | V-T3A |
Optical system | Self-aligning, 1200 line / mm holographic grating | |
Spectral bandwidth | 4nm | 2nm |
Wavelength range | 320—1100nm | |
Wavelength accuracy | ±0.8nm | |
Wavelength repeatability | 0.4nm | |
Wavelength display | 0.1nm | |
Photometric accuracy | ±0.5%T | |
Photometric repeatability | ±0.2%T | |
Photometric range | 0-200℅T,-0.3-3A,0-9999C(0-9999F) | |
Stability | ±0.002A/h(500nm, After warming up ) | |
Data Display | 128×64 Dot-matrix LCD | |
Stray light | ≤0.1%T, At 360nm | |
Operating system language | Automatic switching between English and Chinese | |
Data output | USB interface, Centronics parallel port (optional micro-internal and external printer) |