Hello,
I am building my first laser, a 2W 445 nm diode. I have a cheap 3-lens assembly and am having trouble focusing the laser. I want to burn something! I am finding that the smallest dot happens closest to the lens. Any suggestions on focusing the laser further from the lens?
Thanks
I am building my first laser, a 2W 445 nm diode. I have a cheap 3-lens assembly and am having trouble focusing the laser. I want to burn something! I am finding that the smallest dot happens closest to the lens. Any suggestions on focusing the laser further from the lens?
Thanks