Center wavelength:	440nm±3
Bandwidth:	30nm-100nm (any bandwidth can be customized)
Cut off area	:200nm~400nm,500nm~1200nm
Minimum transmittance:	T> 92% (customized according to customer requirements)
Cut off depth:	T < 0.1% (customized according to customer requirements)
Product material:	Quartz, Schott, Corning, colored glass (appropriate substrates can be used according to customer requirements, in line with environmental RoHS)
Product size:	80 * 80 * 1.1mm, 86 * 86 * 1.1mm (can be customized according to customer requirements, square / round)
packing:	Dust-free and antistatic vacuum packaging

Product features:
Imported ultra-thin optical glass has a high transmittance, good finish, small thickness tolerance, good flatness, and other optical characteristics. It adopts the ion sputtering coating process of imported coating equipment, which has the characteristics of high film solidity, good spectral uniformity, and strong center wave stability. Single-chip type does not use glued glass, ultra-thin, the thinnest glass can be 0.21mm, long service life, accurate wavelength positioning, ion evaporation, small temperature drift, high penetration rate, and high cut-off depth.

Application fields:
Fluorescence analyzer, enzyme marker, cable TV upgrade equipment, wireless transmission equipment, mobile phone bar code scanning, infrared electronic whiteboard, infrared camera, infrared touch screen, iris recognition, infrared medical instrument, infrared ink recognition, red film recognition, and face recognition sensor system. Hand-held infrared laser rangefinder, laser rangefinder, optical instruments, medical and health equipment, and testing instruments.

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