issue date：2016-3-31 15:35:44 visit frequency：3877
Combine the function of a beamsplitter with the convenience of the penta prism for adjustment free 90 degree reflection. By adding a wedge and a partially reflective coating on the interface surface, the penta prism can be used as a beamsplitter.
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Material |
N-BK7 grade A, fine annealed optical glass |
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Dimension Tolerance |
+/-0.1mm |
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Flatness |
λ/4 @ 632.8 nm |
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Surface Quality |
40/20 scratches and dig |
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Clear Aperture |
>90% |
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Beam Deflection |
90,180 deg +/-10’’ |
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R/T |
50/50 +/-5%@450-650nm |
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Coatings |
Entrance and exit surfaces are MgF2 AR coated, Surface S1 is BS coated, surface S2 is HR coated |
