Achromatic Waveplate λ/4 Φ25.4mm Design Wavelength1100-1650nm CA=10.0mm | GU OPTICS
Achromatic Waveplate λ/4 Φ25.4mm Design Wavelength1100-1650nm  CA=10.0mm

Achromatic Waveplate λ/4 Φ25.4mm Design Wavelength1100-1650nm CA=10.0mm

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Product No. 338005

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Dia Φ25.4mm
Design Wavelength 1100nm-1650nm
Retardance λ/4
Angle of Incidence
Material Quartz-Crystal&MgF2
Retardance Tolerance ±λ/100
Surface Quality 40/20
Parallelism <10 arcsec
Diameter Tolerance +0/-0.1mm
λ/50~λ/100@550 nm-700 nm Wavefront Aberration λ/8 @632.8 nm
Clear Aperture 10.0mm
AR Coating R<0.5%@Design Wavelength
Achromatic Waveplate is composed of birefringent crystals of two different materials. Since the dispersion of the two materials is different, a relatively uniform phase Retardance can be achieved in a wide wavelength range. The Achromatic Waveplate is also less sensitive to temperature.
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