Focusing Lens Collimating Coated Replacement Glass Lens for NEJE MASTER 3500mw / 7W laser engraving / cutting module head
Optical Design Specification:
Design Wavelength: 405nm-450nm
Effctive Focal Lengh(EFL): 10mm - 50mm
Material: D-ZK3
New lens, Clear focus, Not stray light, Adjustable focal length.
Vacuum packaging delivery.
Design Wavelength: 405nm-450nm
Effctive Focal Lengh(EFL): 10mm - 50mm
Material: D-ZK3
New lens, Clear focus, Not stray light, Adjustable focal length.
Vacuum packaging delivery.