Either dot measuring work is processing at close or long distance, on consideration of good laser beam stability and low production cost, it always makes good job with Berlinlasers economy red dot laser alignment. It is projecting highly visible red laser beam at several miles far away. Only if it gets correct use of output power and easy mounting onto any industrial device, within the maximum installed distance of 3 meters, this red laser module just makes sure of no barrier and no mistake dot measurement at various work distances.
https://www.berlinlasers.com/economy-red-dot-projecting-laser-alignment
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