Vision assisting apparatus

Details Vision assisting apparatus Vision assisting apparatus

1994-12-19

1998-07-28

Nguyen, Thong

Optical: systems and elements

Compound lens system

Telescope

359410, 359411, 359415, 359407, 359632, 359815, 359816, 359630, 250214VT, 250213VT, G02B 2300, G02B 2714, G02B 702

Patent

active

057869324

ABSTRACT:
A single eye vision device includes a head mount, a vision assist assembly mounted on the head mount for selectable positioning in front of an eye of a wearer and single lever operated positioning apparatus for positioning of the vision assist assembly on the head mount.

REFERENCES:
patent: 2531585 (1950-11-01), Pope
patent: 4672194 (1987-06-01), Kastendieck et al.
patent: 4886340 (1989-12-01), Kanda
patent: 4968123 (1990-11-01), Fournier, Jr. et al.
patent: 5000544 (1991-03-01), Staveley
patent: 5128807 (1992-07-01), Blackman
patent: 5179735 (1993-01-01), Thomanek
patent: 5331459 (1994-07-01), Dor
patent: 5331684 (1994-07-01), Baril et al.

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