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Plano-Concave Lenses
    Publish time 2020-07-28 21:16    
Plano-Concave Lenses
Their popular applications are to increase focal lengths in existing systems. They are a more suitable choice than the equivalent equi-concave lens if the magnification lies in the range m<-5 or m>0.2

Specification

Product Name

Lens

Material

Sapphire

Diameter

>1.0mm

Radius

>1.0mm

Dimension Tolerance

±0.01mm

Thickness

>1mm

Thickness Tolerance

±0.02mm

Clear Aperture

≥95%

Surface Accuracy

λ/10@632.8nm per inch

Surface Quality

10/5

Centration

20"-3'

Specification

Product Name

Lens

Material

Fused Silica; Optical Glass

Diameter

φ1.9mm～φ100mm

Radius

R1.2 ～ ∞

Clear Aperture

≥95%

Surface Accuracy

λ/10@632.8nm

Surface Quality

10/5

Centration

0.003mm ～ 0.05mm