Polarizers

GPF-20

1
Polarizing glass filter
Estimate separately
Classification Polarizing glass filter （GPF)
External form D(mm) φ20.0
YESRoHS対応状況

Product documentation

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Description

Glass polarizing filters features 95% polarization efficiency with a typical single filter transmission of 30% and 0.15% average crossed transmission from 400 - 700nm.
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Specifications

Classification Polarizing glass filter （GPF)
External form D(mm) φ20.0
Externals Tolerance(mm) 0/-0.2
Thickness(mm) 2±0.2
Material B270
Wave function 400-700nm
Average transmission Tavg 25±2％ （single filter) <0.01％ （crossed two filters)
Extinction Ratio 10000：1
Parallelism <4′
Surface Accuracy <1λ（typical)
Coating Multi anti reflection （@both surfaces)
Permeation axis Marked by white pot （@edge surface, marked accuracy±2°)
Service temperature -25～+65℃ （ordinary)
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Curve(FOR REFERENCE ONLY)

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Specification drawings(or pictures)

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