340nm narrow band filter

340nm ultraviolet narrow-band filter is a coating product made of ultraviolet glass zwb1 glass, which is completed by optical ultraviolet film material, ion assisted coating, double-sided coating and other processes. Used for optical instruments, medical instruments, metallurgy, finance, photographic equipment, aviation, aerospace, instruments, military, scientific research, optical instruments, medical equipment and testing instruments.

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Technical parameters
Items Parameters
Center wavelength 340nm+-2nm
Incident angle
Half peak bandwidth 10nm
Peak transmittance > 75% (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
spectral curve

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

For details, please consult:

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