Aspheric Lens, Molded Glass, 4.00 mm, 2.97 mm FL, 0.60 NA, 600-1050 nm

The KGA660-B Geltech Molded Glass Aspheric Lens is a very economic choice for collimating or focusing light at high magnification. It is made from CDGM D-ZLaF52LA glass, which features low dispersion (Vd=40.99). Typical applications include fiber coupling, laser diodes, medical lasers, optical data storage, and barcode scanners. This 4.00 mm diameter lens has an effective focal length of 2.97 mm and a 0.60 NA. It has a NIR anti-reflective coating for 600-1050 nm.

Specifications

Technical Specs

Lens Type
Molded Glass Aspheric
Lens Shape
Plano-Convex Aspheric
Diameter
4.0 mm
Antireflection Coating
600-1050 nm
Coating Code
-B
Lens Material
D-ZLaF52LA
Surface Quality
40-20 scratch-dig
Effective Focal Length (EFL)
3.0 mm

Working Distance
1.6 mm
Design Wavelength
1550 nm
Diameter Tolerance
±0.015 mm
Clear Aperture
3.60 mm
Cleaning
See How to Clean Optics
Numerical Aperture
0.5

Lens Type
Molded Glass Aspheric
Lens Shape
Plano-Convex Aspheric
Diameter
4.0 mm
Antireflection Coating
600-1050 nm
Coating Code
-B
Lens Material
D-ZLaF52LA
Surface Quality
40-20 scratch-dig
Effective Focal Length (EFL)
3.0 mm

Working Distance
1.6 mm
Design Wavelength
1550 nm
Diameter Tolerance
±0.015 mm
Clear Aperture
3.60 mm
Cleaning
See How to Clean Optics
Numerical Aperture
0.5

Resources & Downloads

2D Product Drawings

KGA660.pdf(497.9 kB, PDF)

Other

KGA660-B RoHS Certificate(264.6 kB, PDF)
KGA660-B_ROHS2-2021.pdf(278.6 kB, PDF)

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