Aspheric Lens, Molded Glass, 4.00 mm, 2.72 mm FL, 0.55 NA, 350-700 nm

The KGA160-A 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 2.72 mm and a 0.55 NA. It has a Visible anti-reflective coating for 350-700 nm.

Specifications

Technical Specs

Lens Type
Molded Glass Aspheric
Lens Shape
Plano-Convex Aspheric
Diameter
4.0 mm
Antireflection Coating
350-700 nm
Coating Code
-A
Lens Material
D-ZLaF52LA
Surface Quality
40-20 scratch-dig
Effective Focal Length (EFL)
2.72 mm
Working Distance
0.97 mm

Design Wavelength
780 nm
Shape S2
Convex
Diameter Tolerance
±0.015 mm
Clear Aperture
3.00 mm
Cleaning
See How to Clean Optics
Numerical Aperture
0.55

Lens Type
Molded Glass Aspheric
Lens Shape
Plano-Convex Aspheric
Diameter
4.0 mm
Antireflection Coating
350-700 nm
Coating Code
-A
Lens Material
D-ZLaF52LA
Surface Quality
40-20 scratch-dig
Effective Focal Length (EFL)
2.72 mm
Working Distance
0.97 mm

Design Wavelength
780 nm
Shape S2
Convex
Diameter Tolerance
±0.015 mm
Clear Aperture
3.00 mm
Cleaning
See How to Clean Optics
Numerical Aperture
0.55

Resources & Downloads

2D Product Drawings

KGA160.pdf(471.2 kB, PDF)

Other

KGA160-A RoHS Certificate(264.3 kB, PDF)
KGA160-A_ROHS2-2021.pdf(279 kB, PDF)

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