Symmetry | Free Full-Text | Design of a Long-Pass Filter with Effects on Fluorescence Image Observation for Surgical Fluorescence Microscope Applications
Custom Bandpass Filter using Shortpass and Longpass Filters
Custom Longpass Filter Cut off 200-1100nm Long Pass Optical Filter for Infrared Imagery Sk-Loaj- (200-1100nm) - China IR Cut Filter, Infrared Filter | Made-in-China.com
Amazon.com: M52 490nm IR Infrared Long Pass Filter Yellow Optical Glass JB490 GG495 for Camera Photography : Electronics
50*2.0mm 550nm IR Longpass Filter Golden Optical Glass CB550 GG550|Optical Filters| - AliExpress
The thin-film software RP Coating - demo file: short-pass and long-pass filters