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
![900nm filter](https://www.borisuns.com/wp-content/uploads/2022/04/1618294810.jpg)
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
![Video security monitoring filter](https://www.borisuns.com/wp-content/uploads/2022/04/940-2.jpg)
In addition, We can customize the optical filters according to customer requirements or drawings.
For details, please consult:
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