Schmidt-Pechan Prism
Category: Prism  Publish Time: 2021-12-27 15:58 
  

Changhui-EO accept all OEM orders, send us the drawing, sample or idea are ok.

The Schmidt-Pechan prism is an optical prism used to rotate an image 180 °. These prisms are often used as image upright systems in binoculars. Schmidt-Pekan prism uses the roof prism part.

Compared to binoculars using Porro or Abbe-Koenig roof prisms, binoculars using Schmidt-Pechan prisms are more compact.

 

 

Material

BK7, or other material

Size

base size:21.66mm; height:23.66mm; lower diameter:25.9mm

Dimension Tolerance

+0,-0.1mm

Flatness

λ/4 at 632.8 nm

Surface Quality

20-10 S/D

Clear Aperture

>90%

Bevel

0.2 mm to 0.5 mm x 45°

Angle Tolerance

± 3arc second

 



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