Visible light attenuator

Application fields of visible light attenuation film: medical equipment, optical detector, clinical biochemical analysis equipment, chemical detection equipment, various optical instruments and equipment, electronic imaging system, ultraviolet measuring instrument, various lasers, optical digital cameras, video cameras, security monitoring cameras, optical communication attenuation filters.

Technical parameters
Visible light attenuator
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.
spectral curve

In addition, We can customize the optical filters according to customer requirements or drawings.

For details, please consult:

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