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Waveplates

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Photograpy and optical->Others->optical.

Product Specification

Model No:	WPL

Country	CN
Brand	NEWSANDGY
Minimum Order	1 pc

Product Detail

Waveplates (retardation plates or phase shifters) are made from materials which exhibit birefringence. The velocites of the extraordinary and ordinary rays through the birefringent material varies inversely with their refractive indices. At any specific wavelength the phase difference is governed by the thickness of the retarder.

Specification:
Material...........................Crystal Quartz
Dimension Tolerance.................+0.0, -0.1mm
Optical Angle Orientation Tolerance......+0.1degree/-0.1degree
Wavefront Distortion......................lambda/8 632.8nm
Retardation Tolerance.....................< lambda/500
Wavelength Range........................400-2100nm
Parallelism.........................< 5 arc second
Clear Aperture............................> 80%
Surface Quality..............20-10 scratch and dig
AR/AR Coating..............R < 0.2% at central wavelength

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