... 2.glass collimating lens 3.concentric output beam RED Beam Laser Light Pointer It is the sparepart of ... machine, for high precise targeting the processing location.Features: bright red output, glass collimating lens, and a concentric output beam. SPECIFICATIONS ... : Power output (typical): 4mW. Wavelength: 650nm, RED.Beam size: 5mm x 1.5mm.Beam divergence: >0.3mRadians ...