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Thank you, Enigmahack. That was one good post. Makes perfect sense. I'll keep everything you said in mind when shopping around.

So the difference in quality between a $600 laser and a $1200 laser is what? The heat sink? Better quality power supply? BTW: Can anyone here point me to an area on the forum where people have discussed laser intensity at various distances when taking beam width and focus into...

I'm pretty sure putting any laser "dot" on a cop will get you shot dead. Not a great idea.

Thanks for the help, everyone. I may not have asked the question correctly. I am looking for a 500mW, 532nm laser. The wattage might increase after I do a few more calculations, but for now, I was pricing out 500mW. When I Google up a 532nm, 500mW laser, I end up seeing ads to by them...

Hi Everyone, I've been looking at buying a laser, but I am not sure where to go for quality. Looking up any specific type of laser by frequency and power, I end up with prices from $90 to $600 to $1200, all for the same frequency and power. How can I be sure I'm getting rated power before I...