Diffraction grating sample specifications
| Code Number | 20-060 | |
|---|---|---|
| Application (feature) | Near-infrared nondestructive food grade test (low sensitivity compensation of detector at long-wavelength ) |
|
| Detector | 128 elements Si- MOS-PD array | |
| Groove density | 270grooves/mm | |
| Dispersion | 69.6nm/mm | |
| Wavelength range | 600nm~1000nm | |
| Detector length | 6.35mm | |
| Blaze wavelength | 1000nm | |
| r | 49.4mm | |
| r 1' | 48.5mm | |
| r 2' | 46.6mm | |
| r i' | 45.1mm | |
| α | 7.1° | |
| β1 | -16.3° | |
| β2 | -23.5° | |
| βi | -37.9° | |
| Dimensions | φ20mm(effective dia. 10mm)×T 6mm | |
Diffraction efficiency
Imaging characteristic
Optical Schematic
