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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 |