820nm long wave pass filter

PRODUCT CATEGORIES

820nm long wave pass filter is mainly used in beauty instruments, police multi band detection instruments, strong light flashlight, stage light color film, face recognition attendance instrument, optical instruments, optical fiber lighting, gold halogen lamp heat insulation sheet and cold light source display cabinet.

Technical parameters

Items	Parameters
Center wavelength	820nm+-3nm
Incident angle	0°
Transmission wavelength	825nm-1100nm
Peak transmittance	> 90% (according to customer demand)
Product size	3mm-80mm (customizable)
Cut off wavelength	400nm-800nm (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

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: