Not much to tell, I was more active on this website many years ago when I wanted to buy a laserpointer, but I can't find the account, anyways now I just am thinking about making a laser pointer with a spread beam around the angles I mentioned, I figured it was a simple question and someone could...
Like a flashlight? What kind of lens is there in a laser pointer that will let me defocus it? I don't have any laser pointer at the moment. It needs to have a 45-90 degree angle pretty quickly and close by, not in 20 or 100 meters.
I need something like this below:
Normal laser I
Direction ^
My laser V
I guess I will need some kind of lens, I was wondering though, normal laser pointers have a diode, with a lens to make the beam focused in a line, or is that not right, do I not need that lens? Well anyways what...