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Compare with beamsplitter plates, beamsplitter cubes have the following advantages:
-Identical path lengths for both the reflected and the transmitted beams
-The transmitted beam is neither display nor deflected
-Stable and compact
-Easy operation
-Easy to mount / align
| ATTRIBUTE |
COMMERCIAL |
|
| MATERIAL |
BK7, SF2 |
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| DIMENSION TOLERANCE |
±0.2mm |
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| SURFACE QUALITY |
60-40 |
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| BEAM DEVIATION |
<3arc minutes |
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| EXTINCTION RATIO |
100:1 |
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| PRINCIPAL TRANSMITTANCE |
Tp>95%, Ts<1% |
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| PRINCIPAL REFLECTANCE |
Rs>99%, Rp<5% |
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| COATING |
AR on all input and output surfaces BPS. Coating on hypotenuse (broadband wavelength: 450-680, 650-850, 900-1200nm, etc.) |
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