10X22mm405nm5mW dot blue-violet laser module laser head 405nm 5mW dot blue-violet laser module custom 22mm laser module factory offer laser module Inquiry Send Email
9*8mm beam diameter 1.7mm 75 degree powell lenses visible light band optical glass Laser Scanning Optics
M9 M10 M12 M14 630-680nm optical collimator lens effective focal length 3.77mm optical focusing collimator lens
