850nm Narrow Band Filter

850nm black glass filter is a filter product with high cut-off depth requirements among black glass optical colored glass materials. It can cut off deeper in the cut-off optical band and filter more interference light, so as to achieve a perfect cut-off between OD3-OD6.

900nm filter manufacturer
Technical parameters
Items Parameters
Center wavelength 850nm+-2nm
Half peak bandwidth 25nm
Peak transmittance > 90% (according to customer demand)
Product size 3mm-80mm (customizable)
Incident angle
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
spectral curve
850nm black glass filter

In addition, We can customize the optical 850nm filters according to customer requirements or drawings.

For details, please consult:

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