Contact lens for the observation and treatment of a point in the

Details Contact lens for the observation and treatment of a point in the Contact lens for the observation and treatment of a point in the

1983-03-28

1985-03-05

Corbin, John K.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Ophthalmic lenses or blanks

351219, A61B 300, G02C 704

Patent

active

045027641

ABSTRACT:
The contact lens (1) for observation and treatment by a coherent radiation beam of a working point T of the eye comprises, for example, an entry lens (4) coupled to a contact lens (5) designed to be applied to the cornea of the eye, the optic axes (6) of said lenses being merged. The entry surface of the lens is spherical and is associated with Weierstrass points A and A' and the image of point A' by the rest of the contact lens is merged with said working point T.

REFERENCES:
patent: 3467099 (1969-09-01), Lotmar
patent: 3726587 (1973-04-01), Kendall
patent: 4067646 (1979-01-01), Nohda
patent: 4134647 (1979-01-01), Ramos-Caldera

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