Aspheric Lens, Molded Glass, 4.70 mm, 4.50 mm FL, 0.42 NA, 600-1050 nm

The KGA350-B Geltech Molded Glass Aspheric Lens is a very economic choice for collimating or focusing light at high magnification. It is made fromCDGM D-ZK3 glass, which features low dispersion (Vd=61.15). Typical applications include fiber coupling, laser diodes, medical lasers, optical data storage, and barcode scanners. This 4.70 mm diameter lens has an effective focal length of 4.50 mm and a 0.42 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
4.7 mm
Antireflection Coating
600-1050 nm
Coating Code
-B
Lens Material
D-ZK3
Surface Quality
40-20 scratch-dig
Effective Focal Length (EFL)
4.50 mm

Working Distance
2.38 mm
Design Wavelength
980 nm
Diameter Tolerance
±0.015 mm
Clear Aperture
3.70 mm
Cleaning
See How to Clean Optics
Numerical Aperture
0.42

Lens Type
Molded Glass Aspheric
Lens Shape
Plano-Convex Aspheric
Diameter
4.7 mm
Antireflection Coating
600-1050 nm
Coating Code
-B
Lens Material
D-ZK3
Surface Quality
40-20 scratch-dig
Effective Focal Length (EFL)
4.50 mm

Working Distance
2.38 mm
Design Wavelength
980 nm
Diameter Tolerance
±0.015 mm
Clear Aperture
3.70 mm
Cleaning
See How to Clean Optics
Numerical Aperture
0.42

Resources & Downloads

Drawings And Cad

KGA350.pdf(571.2 kB, PDF)

Other

KGA350-B RoHS Certificate(264.7 kB, PDF)
KGA350-B_ROHS2-2021.pdf(279 kB, PDF)

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