The location:HOME >Products >Lens

Plano-Concave Lenses

Source:Nanjing Sapphire Electro-Optics Co., Ltd     Update time:2016/2/29 23:36:40

 

   

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

φ1.9mmφ100mm

Radius

R1.2

Clear Aperture

≥95%

Surface Accuracy

λ/10@632.8nm

Surface Quality

10/5

Centration

0.003mm 0.05mm