Method and apparatus providing improved visual capabilities...

Details Method and apparatus providing improved visual capabilities... Method and apparatus providing improved visual capabilities...

2011-04-19

2011-04-19

Amari, Alessandro (Department: 2872)

Optical: systems and elements

Compound lens system

Telescope

Reexamination Certificate

active

07929206

ABSTRACT:
A color-filtering device for enhancing color from a binocular view includes a first variable color filter element a second variable color filter element: and a mechanical assembly for communication of axial rotation to the first and second filter elements.

REFERENCES:
patent: 3528724 (1970-09-01), Bertin
patent: 4601552 (1986-07-01), Jessmore
patent: 2005/0030659 (2005-02-01), Asakawa

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