405-g-2 Glass Collimating Lens for 405nm 445nm 450nm Blue Laser Diodes 4mm Focus

405-g-2 AR Coated Glass Collimating Lens for 405nm 445nm 450nm Blue Laser Diodes 4mm Focus Optical Collimator

Specification:
1.Model:Collimator Lens
2.Glass Type:L-BAL35
3.Wavelength:408nm
4.Numerical Aperture:0.6
5.Clear Aperture:4.80mm
6.Working Distance:2.357mm
7.Effective Focal Length:4.02mm
8.Transmittace:e 98%
9.Wavefront Error:about 0.05 rms on Axis
10.RMS Spot Radius 0.1 um,Diff. Limit Airy Disc Rodius=0.42 um
10.Diameter:6.33mm

Details:
They are collimating lens for blue laser diodes, can be used for NDB7875 and NDB777 laser diodes.
Be careful handling the lens, in order to avoid any scratched or dirty surfaces.
Please keep the lens clean!

Package:
1x 405-G-2 Glass Collimating Lens for 405nm 445nm 450nm Blue Laser Diodes 4mm Focus