Timelord has already answered your question, he's already told you the dot will be the size of a football at 30 yards. What good is that?
Thank you tote If anyone needs education on anything to do with lasers don't hesitate to look in my profile and click on my website. I've been an Admin on a very successful laser site and I consider myself very knowledgable on the topic. Now if my advice is no good to you hiho then be my guest and get ripped off with a piece of junk costing $250, With the divergence (size of dot) at 30 yards like a football. Your ignorant and rude exchange with me serv