Reflectors

Optical: systems and elements – Light interference – Produced by coating or lamina

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Details

359585, 359838, G02B 110, G02B 508

Patent

active

060057157

ABSTRACT:
A reflector formed on a polished aluminum base which is lightly anodized (0.2-0.5 microns thick) as a protective coating over which is vacuum deposited a thick (0.05 to 2.0 microns) layer of non-porus oxide underlying an aluminum reflectance layer which supports a pair of quarter wave length reflectance-enhancing layers.

REFERENCES:
patent: 2108604 (1938-02-01), Mason
patent: 3953625 (1976-04-01), Quaintance et al.
patent: 4737246 (1988-04-01), Powers et al.
patent: 5218472 (1993-06-01), Jozefowicz et al.

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