M9 Optical Focusing Lens Holder Copper Shell Laser Collimator Lens Laser Module Head Accessories For 6mm aspherical glass lens
Lens Material: glass
Lens Size: 6mm aspherical glass lens
Thread type： fine thread
Metal Frame: M9*6mm
1. Do not touch the surface of the lens directly with your hands, do not let the lens surface in direct contact with a hard object, so as not to scratch the surface, using a process typically used plastic forceps.
2.Before carrying on some laser DIY activities, please read about the technical information first and protect your eyes before laser ray.