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Roof Prisms

Roof prism is the hypotenuse surface of right anlge prisms are replaced by the reflective surface mutually vertical, a totally internally reflecting roof attached to hypotenuse surface. It can invert and reverse an image, also, deflect the image 90 degree. Therefore, the degree of cleaning and quality of wedge surface are very important. it is often used in terrestrial telescopes, viewing systems and rangefinders.
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Specification:
Dove Prisms
Material:BK7,quartz 
Diameter Tolerance:±0.1mm 
Angular Tolerance:±3' 
Surface Accuracy:λ/4@632.8nm 
Surface Quality:40-20 
Clear Aperture:>90% 
Bevelling:<0.2×45°
Coating:Custom Design 

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