optical Symmetric Concave Lenses

FOB Price

USD $0.1 - $200 / Piece

10 Pieces(Min.Order)

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Product Details

1.high accuracy
2.reasonable price
3.high quality
4.This is widely used for focusing and the formation of image.

Biconcave Lenses have negative focal lengths. They are often used to expand light or increase focal lengths in existing systems.

1)Flat base as Aspheric design with normal base price.
2)Super hard and hydrophobic protection.
3)More suitable for European

Specification:

Material	BK7, H-K9L ,UV fused silica,Corning7980
focal length	+/-2%
Diameter	5-120mm +0.0/-0.2
Center thickness	1.2-60mm +/-0.1
Centering Accuracy	3'
Figure (sphericity)	1~5
Surface Quality	10-5,40-20,60/40
Coating	optional

There are other products supplied.

Shandong Yanggu Constant Crystal Optics Inc.: Contact nameAda Lee
Chat Now; Phone86-0635-2952888; AddressNorth-South Economic Development Zone in Shandong Yanggu,China, Liaocheng, Shandong