40-20 Scratch / Dig Aspheric Lenses
from Newport MKS
The KGA430-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-ZK3 glass, which features low dispersion (Vd=61.15). Typical applications include fiber coupling, laser diodes, medical lasers, optical data... [See More]
- Surface Quality: 40-20 Scratch / Dig; 40-20 scratch-dig
- Diameter / Length: 2
- Center Thickness: 0.9910
- Lens Features: Antireflection Coating
from Changchun Yutai Optics Co., Ltd.
What is the difference between the material production processes for monocrystalline and polycrystalline silicon?. Monocrystalline silicon: prepared by Czochralski method or Float Zone method, which is a complex and costly process. Polycrystalline silicon: chemical vapour deposition or directional... [See More]
- Surface Quality: 40-20 Scratch / Dig
- Surface Flatness: λ/4
from Newport MKS
The APAC12 Achromatic Aspherical Lens is a 425 to 675 nm antireflection coated (front surface), 0.49 inch (12.5 mm) diameter, N-LaK8 and N-SF57 achromatic doublet lens with an effective focal length of 14.0 mm. The back surface has a molded aspheric polymer cap with a protective seal. This achromat... [See More]
- Surface Quality: 40-20 Scratch / Dig; 40-20 scratch-dig
- Center Thickness: 8.08
- Achromat Type: Doublet
- Edge Thickness: 4.28
from Newport MKS
The APAC15 Achromatic Aspherical Lens is a 425 to 675 nm antireflection coated (front surface), 0.98 inch (25.0 mm) diameter, N-LaK8 and N-SF57 achromatic doublet lens with an effective focal length of 30.0 mm. The back surface has a molded aspheric polymer cap with a protective seal. This achromat... [See More]
- Surface Quality: 40-20 Scratch / Dig; 40-20 scratch-dig
- Center Thickness: 11.58
- Achromat Type: Doublet
- Edge Thickness: 7.28
from Newport MKS
The KGA230-B-MT 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... [See More]
- Surface Quality: 40-20 Scratch / Dig; 40-20 scratch-dig
- Diameter / Length: 6.35
- Edge Thickness: 0.2500
- Lens Features: Antireflection Coating; Mounted
from Thorlabs, Inc.
At Thorlabs, we constantly reinforce our desire to serve at the pleasure of our customers. From this comes our desire to be connected to our industry in a way that far exceeds what would typically be expected of a vendor. Thorlabs lives this core principle by seeking to enhance, at every turn, the... [See More]
- Surface Quality: 40-20 Scratch / Dig; 60-40 Scratch / Dig; 80-50 Scratch / Dig
- Center Thickness: 0.8800 to 36
- Lens Application: Infrared; Visible; Ultraviolet
- Edge Thickness: 1.45 to 200
from Edmund Optics Inc.
Micro Sizes 2mm Dia. Several Coating Options. Aspheric lenses are known for providing simple, single-element solutions for managing laser light. LightPath ® has perfected a glass molding technology that produces aspheric lenses with consistent quality and at practical prices for system... [See More]
- Surface Quality: 40-20 Scratch / Dig
- Edge Thickness: 2.35
- Center Thickness: 2.66
- Focal Length: 22
from EKSMA OPTICS
Aspherical lenses are designed to reduce spherical aberration. Complex multi-lens systems designed for compensation of spherical aberration can often be replaced with a single aspheric lense. We offer ex-stock delivery of CNC polished precision plano-convex aspherical lenses made of N-BK7, high... [See More]
- Surface Quality: 40-20 Scratch / Dig
- Focal Length: 10 to 100
- Center Thickness: 4.3 to 10
- Diameter / Length: 12.5 to 50