Spectacles with a wide angle of vision and method

Details Spectacles with a wide angle of vision and method Spectacles with a wide angle of vision and method

1977-02-17

1979-05-22

Sacher, Paul A.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Ophthalmic lenses or blanks

351 41, 351 47, 350197, 350194, 350225, G02B 2702, G02B 1300, G02B 310, G02C 900

Patent

active

041556267

ABSTRACT:
Wide angle spectacles comprising a spectacle frame and a wide angle lens system attached to the frame. The wide angle lens system includes at least first and second lenses. The lenses are arranged so that light passes in series first through the first lens and then through the second lens in travelling to the eye of the user. The lens system materially increases the peripheral vision of the user.

REFERENCES:
patent: 2184018 (1939-12-01), Ort
patent: 2537047 (1951-01-01), Gatten
patent: 2550685 (1951-05-01), Garutso
patent: 2607918 (1952-08-01), Gruber
patent: 3202046 (1965-08-01), Roos
patent: 3298771 (1967-01-01), Ratliff
patent: 3463570 (1969-08-01), Ratliff
patent: 3588227 (1971-06-01), Yamamoto et al.

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