... lens is 3.0mm 2/the focused diatance is 6.0mm. In 2008, a-laser cooperation with the optics comany in taiwan to ... develop the glass collimator lens1,The dimeter 6.0mm,focuse distance <10.0m/m2,Apply for the laser ... .3,Price and the quality can replace the three layer double gule glass lens Optical lens AD-CG8030-1 with the focused diatance is ...