Optical waveplate and A method of manufacturing the optical wave

Details Optical waveplate and A method of manufacturing the optical wave Optical waveplate and A method of manufacturing the optical wave

1996-11-12

1997-12-02

Ullah, Akm E.

Optical waveguides

Polarization without modulation

385122, G02B 600

Patent

active

056944969

ABSTRACT:
An optical waveplate includes a polyimide with a film thickness of 20 .mu.m or less.

REFERENCES:
patent: 5121238 (1992-06-01), Osabe
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Tohru Matsuura et al., "Polyimides Derived from 2,2'-Bis(trifluoromethyl)-4,4'-diaminobiphenyl. 2. Synthesis and Characterization of Polyimides Prepared from Fluorinated Benzenetetracarboxylic Dianhydrides", Macromolecules, vol. 25, No. 13, 1992, pp. 3540-3545 no month.
T. Matsuura et al., "Heat-resistant singlemode optical waveguides using fluorinated polyimides", Electronics Letters, 25th Nov. 1993, vol. 29, No. 24, pp. 2107-2109.
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Electronic Letters, vol. 29, No. 24, Nov. 25, 1993, Stevenage GB, pp. 2143-2144 `Thin Flexible Waveplate of flouringated Polyimide`.
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