Obsidian_monkey t1_j7g37vl wrote on February 6, 2023 at 3:31 PM Reply to comment by psycotica0 in Why are green and red laser pointers so cheap and available, but yellow ones not so much? by SurprisedPotato That lack of mixing is actually a feature for fiber optic communications. There are optics that use four lasers with different wavelengths to send four data streams simultaneously down the same fiber line. Permalink Parent 59
Obsidian_monkey t1_j7g37vl wrote
Reply to comment by psycotica0 in Why are green and red laser pointers so cheap and available, but yellow ones not so much? by SurprisedPotato
That lack of mixing is actually a feature for fiber optic communications. There are optics that use four lasers with different wavelengths to send four data streams simultaneously down the same fiber line.