20% attenuation filter
PRODUCT CATEGORIES
20% attenuation filter is used for optical instruments, optical communication, optical fiber communication module in industrial camera, optical fiber end amplification detector and green laser instrument.
![1% filter](https://www.borisuns.com/wp-content/uploads/2022/05/haida_hd4649_72_72mm_nanopro_interchangeable_magnetic_1631668-1.jpg)
Technical parameters
Items | Parameters |
---|---|
Product index | customizable |
Size range | 10-100mm |
Thickness | 2 ± 0.1mm |
Density tolerance | ± 2% |
Luminous aperture | > 90% |
Materials | green plate glass, K9 glass, fused quartz |
Attenuation band | (1) UV (ultraviolet band): 250nm~380nm, attenuation 20%, 50%; (2) VIS (visible light band): 400nm~700nm attenuation: 99%, 90%, 80%, 70%, 50%, 30%, 20%, 10%; (3) Vis+NIR (visible band and near infrared band): 400nm~1000nm; (4) Optical communication band: 1200nm, 1310nm, 1550nm, transmittance after attenuation 70%, 20%, 50%, 1%, etc. |
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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