5pcs/pack DOE 5 Parallel Lines Optical Diffraction Element Grating Lens Laser Light

5pcs/pack DOE 5 Parallel Lines Optical Diffraction Element Grating Lens Laser Light

Product description
Name: Grating lens – 5 parallel lines
Size: 8*8mm round lens
Material:PET material
Features: good lens rate, clean light spot.
Application: weld inspection
(light source requirements) point laser, recommended red light, red light recommended power 10mW