Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks
Patent
1984-08-27
1986-08-05
Corbin, John K.
Optics: eye examining, vision testing and correcting
Spectacles and eyeglasses
Ophthalmic lenses or blanks
350638, 351 50, G02B 702, G02B 718
Patent
active
046039449
ABSTRACT:
An optical device for mounting either a mirror or magnifying lens at a predetermined position in front of a wearer's eye which permits the mirror or lens to be adjusted to variable operative positions, the device includes alternative connectors for permitting it to be mounted on the wearer's eyeglass frame or on the rim of a safety helmet.
REFERENCES:
patent: 1467358 (1923-09-01), Dizon
patent: 2175896 (1939-10-01), Jiranek
patent: 3988058 (1976-10-01), Chaney et al.
Greenlaw John W.
Kettlitz Karsten
Schlueter Gary R.
Ben Loha
Corbin John K.
Kettlitz Karsten
Schlueter Gary
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