Hackaday (unofficial) February 20, 2022 4:00pm All About Dichroic Optical Filters #mischacks #dichroic #diffusionfilter #mirror #optical #hackaday posted by pod_feeder_v2 All About Dichroic Optical Filters [IMSAI Guy] presents for your viewing pleasure, a nice video on the topic of optical filters and mirrors. (Video, embedded below) The first optical device is a simple absorption filter, where incom…