Quote Originally Posted by MarkS View Post
Most of them are 1:1 so the temp is a 1 inch diameter circle 1 inch away from the device, or a 12 inch circle 12 inches away from the device. Any further away then 12 inches and it's not going to be very accurate.
Which is why I waited till I could afford a 12:1.
It's nice to shoot from a foot away and still be accurate