uncoated Laser diode collimating lens Focusing lens Convex M9*0.5mm for blue Laser diodes.
Laser collimating lens Focusing lens Optical lens After focusing, the light spot is clear and the transmittance is high
M9 P0.5 X6mm plastic lens group lens focal length F8 uncoated laser focus lens group
Can be used for 400-1100NM low power laser tube focusing, 0-150mw
Clear aperture 4.9mm
Wavelength (Wave length): 400nm-500nm
NUMBER RELATIVE APERTURE: 2.5/4.9mm
Lens length: 6.5mm
Barrel size:M9 x P0.5
Effective Focal Length (EFL): -8mm
