Description
Beamsplitter Penta Prism by adding a wedge and with partial reflective coating on surfaces S1,It can be used not only as precision penta prism but also as a beamsplitter.
Beamsplitter Penta Prism Specification:
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Material: |
N-BK7, Fused silica or other optical glass |
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Dimension Tolerance: |
+0.0, -0.2mm |
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Surface quality: |
60-40 S/D |
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Surface flatness: |
λ/4 @ 632.8nm |
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Angle Tolerance: |
±30 arc sec(Standard); ±5 arc sec(High Precision) |
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Clear Aperture: |
>85% of dimension |
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Bevel: |
<0.25mm×45° |
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Coating: |
Surfaces S1 & S2 :Single layer MgF2 coating |
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Surfaces S3 & S4: Aluminized and painted black |
