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Double Concave Lens, Silica Lens

Product Description
The Double Concave Lenses present an identical concave surface on both sides of the lens.They have a negative focal length and are useful for 1:1 imaging and in multielement systems.
Specifications:
Material:Fused Silica
Diameter Tolerance:+0.0/-0.15mm
Focal Length Tolerance (mm):+/-2%
Centration:<3 arc minutes
Clear Aperture:>85%
Surface Quality:60/40
Protected Bevel:<0.25mmx45deg
Coating:uncoated, AR, HR, PR Coating, etc.
According to different applications, we can manufacture:
1.Biconvex lens
2.Biconcave lens
3.Plano-convex lens
4.Plano-concave lens
5.convex-concave lens
6.Meniscus lens
7.Achromatic lens
8.Other purpose Optical Lenses
WUXI KINGLUX GLASS LENS CO.,LIMITED Since1985
Tel: +86 510 82123195
Fax: +86 510 84602998
Email:sales9@kingluxlens.com
Add: No.27,Changjiang North Rd,New Area,Wuxi,JS,China