820nm long wave pass filter
PRODUCT CATEGORIES
820nm long wave pass filter is mainly used in beauty instruments, police multi band detection instruments, strong light flashlight, stage light color film, face recognition attendance instrument, optical instruments, optical fiber lighting, gold halogen lamp heat insulation sheet and cold light source display cabinet.
Technical parameters
| Items | Parameters |
|---|---|
| Center wavelength | 820nm+-3nm |
| Incident angle | 0° |
| Transmission wavelength | 825nm-1100nm |
| Peak transmittance | > 90% (according to customer demand) |
| Product size | 3mm-80mm (customizable) |
| Cut off wavelength | 400nm-800nm (according to the customer requirements) |
| Cut off depth | >OD4-OD6 UV-NIR |
| Product material | optical grade glass (K9, BK7, B270, d263t, JGS1, color glass, float glass, etc.) |
| Surface quality | national standard grade III /American Standard 60-40 |
Note:
The above parameters are for reference only. For detailed filter parameters, please consult our online customer service personnel or call our company.
spectral curve
In addition, We can customize the optical filters according to customer requirements or drawings.
For details, please consult:
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