Like Encap said, it would be a good idea to contact LaserGlow about their product.It says it can but the cap is really tight I tried turning it with a wrench and now the metals just scratched
Not all ebay dpss 532nm pointers are designed to be focused and they are not all less than 10 dollars.
Like Encap said, it would be a good idea to contact LaserGlow about their product.