Adjustable Focus 515nm 50mW Green Dot Laser Alignment
Any time users are trying to make highly clear dot measurement at quite long work distance, it is far more enough to reach with a simple green laser pointer, but substituting by a 515nm 50mW green dot laser alignment. It projects high brightness forest green laser light directly from a 515nm green laser diode. The advanced use of glass coated lens and glass window are configured with metal housing tube. After the adoption of 26mm diameter metal housing tube and special use of extending electric wires, within freely installed distance of 3 meters, this 515nm green laser module makes sure of no barrier, no mistake and long lasting dot alignment perfectly.
https://www.berlinlasers.com/515nm-forest-green-dot-laser-alignment
