940nm Narrow Band Filter
PRODUCT CATEGORIES
940nm narrow-band filter is a classic laser infrared filter, which is mostly used for CO2 laser excitation. At the same time, 940nm filter is also widely used in video security monitoring filter solutions
Technical parameters
| Items | Parameters |
|---|---|
| Center wavelength | 940nm+-2nm |
| Half peak bandwidth | 25nm |
| Peak transmittance | > 90% (according to customer demand) |
| Product size | 3mm-80mm (customizable) |
| Incident angle | 0° |
| Cut off wavelength | 200nm-1100nm (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 optical band pass 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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