Jul 19, 2022 #17 RedCowboy 0 LPF Site Supporter Joined Jul 10, 2015 Messages 12,785 Points 113 kecked said: Maybe put piece of frosted glass between phosphor and laser beam to diffuse it? Click to expand... No you want a point source so you can focus it well, but you can de-focus the laser beam a bit and see how well it works
kecked said: Maybe put piece of frosted glass between phosphor and laser beam to diffuse it? Click to expand... No you want a point source so you can focus it well, but you can de-focus the laser beam a bit and see how well it works