Roof prism
Roof prism also has another name“Amici prisms”. In passing through the prism, the image is both deflected top-to-bottom and right-to-left. The hypotenuse of the prism utilizes total internal reflection (TIR) to reflect the image through the prism. Roof prisms are widely used in Binoculars,Spotting Scopes,Prism Diagonals in an Optical System,
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Roof Prisms |
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Material |
H-K9L (Schott BK7)/Fused Silica/Glass |
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Dimension Tolerance |
±0.1mm |
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Surface Accuracy |
L/4@632.8nm |
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Surface Quality |
40-20 |
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Angular Tolerance |
±3 arc min |
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Clear Aperture |
>90% |
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Bevelling |
<0.2 *45 |
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Coating |
Custom Design |
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Product No. |
A(mm) |
B(mm) |
SQ |
Flatness |
Angular Tolerance |
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41R951 |
18.00 |
23.00 |
40-20 |
L/4 |
3' |
