490nm narrow band filter
PRODUCT CATEGORIES
490nm narrow-band filter is used for spectral measurement and biochemical analysis
Technical parameters
| Items | Parameters |
|---|---|
| Center wavelength | 490nm+-2nm |
| Incident angle | 0° |
| Half peak bandwidth | 40nm |
| Peak transmittance | T>85% at 490 nm |
| 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
In addition, We can customize the optical filters according to customer requirements or drawings.
For details, please consult:
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