1.What is beamsplitter penta prism used for?
Beamsplitter Penta Prism by adding a wedge and with partial reflective coating on one of its leaning surfaces, Penta Prism can be used as Beamsplitter. Transmission/reflection (T/R) ratio of 50/50.
2.What kinds of materials can UNI Optics use to make right angle prism?
N-BK7, Grade A optical glass, Fused silica
3. What is UNI Optics standard manufacturing capability and top limit for beamsplitter penta prism?
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Specification
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Standard capability
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Top limit
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Dimension Tolerance
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+/-0.2mm
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+/-0.1mm
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90° Deviation Tolerance
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3’
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3’’
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Flatness
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λ/2
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λ/4
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Surface Quality
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60-40
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40-20
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Coating: Optional
input and output sides (S1 & S2) AR coated
Beamsplitter Ratio T/R: 20/80±5 or 50/50±5
Reflectivity: R>90% per surface @630-680nm
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4. What is the typical size?
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Part No.
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AxB(mm)
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L1=L2(mm)
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UPBA001
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6.0x7.0
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9.90
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UPBA002
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10.0x10.0
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14.14
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UPBA003
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15.0x15.0
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21.21
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UPBA004
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20.0x20.0
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28.28
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UPBA005
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30.0x30.0
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42.42
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