Aspheric Lens, Molded Glass, 6.325 mm, 4.00 mm FL, 0.60 NA, 350-700 nm

The KGA671-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-LaK6 glass, which features low dispersion (Vd=53.1). Typical applications include fiber coupling, laser diodes, medical lasers, optical data storage, and barcode scanners. This 6.325 mm diameter lens has an effective focal length of 4.00 mm and a 0.60 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
6.325 mm
Antireflection Coating
350-700 nm
Coating Code
-A
Lens Material
D-LaK6
Surface Quality
40-20 scratch-dig
Effective Focal Length (EFL)
4.00 mm
Edge Thickness (T<sub>e</sub>)
0.250 mm

Working Distance
2.40 mm
Design Wavelength
408 nm
Diameter Tolerance
±0.015 mm
Clear Aperture
4.80 mm
Cleaning
See How to Clean Optics
Numerical Aperture
0.6

Lens Type
Molded Glass Aspheric
Lens Shape
Plano-Convex Aspheric
Diameter
6.325 mm
Antireflection Coating
350-700 nm
Coating Code
-A
Lens Material
D-LaK6
Surface Quality
40-20 scratch-dig
Effective Focal Length (EFL)
4.00 mm
Edge Thickness (T<sub>e</sub>)
0.250 mm

Working Distance
2.40 mm
Design Wavelength
408 nm
Diameter Tolerance
±0.015 mm
Clear Aperture
4.80 mm
Cleaning
See How to Clean Optics
Numerical Aperture
0.6

Resources & Downloads

3D Product Models

Download CAD Files

2D Product Drawings

KGA671.pdf(470.2 kB, PDF)

Other

KGA671-A RoHS Certificate(264.3 kB, PDF)
KGA671-A_ROHS2-2021.pdf(279.1 kB, PDF)

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