Birefringent Filters
Specifications:
Material: Quartz Crystal
Diameter Tolerance: +0/-0.2mm
Clear Aperture: > 90%
Parallelism: < 3 arc seconds
Thickness: T = 0.5mm
Thickness Tolerance: ± 0.05mm
Surface Quality: 20-10 scratches and digs
Flatness: λ /4 @ 633nm
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Diameter
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Part Number
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12.7mm
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BFQ5112
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15.0mm
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BFQ5115
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20.0mm
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BFQ5120
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25.4mm
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BFQ5125
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