680nm long wave pass filter
680nm long wave pass filter is 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 insulation, cold light source display cabinet, digital image applications, etc.
650nm long wave pass filter product features:
1. Imported optical glass base material has high transmittance, good finish, small thickness tolerance, good flatness and other optical characteristics.
2. The vacuum ion evaporation coating process imported from Japan is adopted, which has the characteristics of high film firmness, uniform cut-off depth, accurate center wave positioning, long service life of filter and so on.
3. Shenzhen Nahong photoelectric can be produced by professional manufacturers, and the professional optical engineering team ensures the stability and consistency of products, quality assurance, and timely delivery. Welcome to inquire.
| Items | Parameters |
|---|---|
| Center wavelength | 680nm±3@T=50% |
| Incident angle | 0° |
| Transmission wavelength | 700nm-1100nm |
| Peak transmittance | > 94% (according to customer demand) |
| Product size | 3mm-80mm (customizable) |
| Cut off wavelength | 350nm-670nm (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 |
In addition, We can customize the optical filters according to customer requirements or drawings.
For details, please consult:
