Collimator Lens

Lens Material:

Hybrid aspherical polymer on glass lens

Lens Diameter:

Ø5.5 mm

Center Thickness:

3.7 mm

Edge Thickness:

2.41 mm

Design Wavelength:

650 nm

Clear Aperture (CA):

Ø4.4 mm

Numerical Aperture (NA):

0.51

Effective Focal Length (EFL):

4.34 mm (with BK7 t=0.25mm cover glass)

Back Focal Length (BFL):

2.33 mm

Axis Wave front Error (RMS):

0.05 λ

Field Radius:

≧0.09 mm

Transmittance:

97%

Storage Temperature:

-40 to 85°C

Operating Temperature:

-30 to 85°C