490nm bandpass filter
PRODUCT CATEGORIES
490nm band-pass filter is a wide-pass band-stop band-pass filter, which has the characteristics of wide-pass, multi band-pass, wide cut-off band, fine film and good optical properties
![thulium laser beauty filter](https://www.borisuns.com/wp-content/uploads/2022/04/490nm.jpg)
Technical parameters
Items | Parameters |
---|---|
Center wavelength | 490nm+-5nm |
Incident angle | 0° |
Half peak bandwidth | 48nm |
Peak transmittance | > 90% (according to customer demand) |
Product size | 3mm-80mm (customizable) |
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 filter parameters, please consult our online customer service personnel or call our company.
spectral curve
![bandpass filters manufacturer](https://www.borisuns.com/wp-content/uploads/2022/04/490.jpg)
In addition, We can customize the optical filters according to customer requirements or drawings.
For details, please consult:
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