Global Laser's M9 screw mount collimator lens series is suitable for use with Cameo and LaserLyte-Flex laser modules and red/green laser alignment kits. You can use this lens to improve the beam divergence angle, circularize the output beam, change the spot or beam dimensions, and adjust the laser module to your optical requirements. The lens position is set to the M9 focus key (; 127-1533 127-1533).