690nm bandpass filter

PRODUCT CATEGORIES

690nm band-pass filter is used for fluorescence analyzer, enzyme labeling instrument, cable TV upgrading equipment, wireless transmission equipment, mobile phone bar code scanning, infrared electronic whiteboard, infrared camera, infrared touch screen, iris recognition and infrared medical instruments

Technical parameters

Items	Parameters
Center wavelength	690nm+-5nm
Incident angle	0°
Half peak bandwidth	28nm
Peak transmittance	> 90% (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

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