A Double Fresnel rhomb quarter wave retarder produces a phase shift of 90 (λ/4) by the internal reflections at four surfaces. This rhomb has co-axial input and output.
► Material : H-K9L(BK7 equivalent)
► Surface quality : 20 – 10 ( scratch – dig )
► Clear aperture : 10 mm, + 0.00, – 0.2 mm
► Retardance variation : 2 %
► Wavelength range : 400 – 900 nm
► Retardation : λ/4
# Dispatch within 3 days
Model No. HO-DFRQ-10
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