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Porro Prisms

Porro prism, named for its inventor Ignazio Porro, is a type of reflection prism used in optical instruments to alter the orientation of an image. It is often used in telescopic system, imaging system,observation system and ranging system.

More details

Material

 BK7 glass,IR grade fused silica UV grade fused silica

Dimension Tolerance

 ±0.1mm

 Surface flatness

 λ/10@633nm

 Suuface Quality

 40/20 scratch & dig

Angular Deviation

 <10 arc second

 Knife Edge

 Edge chips ≤5μm

Clear Aperture

 >85% of ācentral circular dimension

Bevel

 0.3mmx45° 



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