Zoom mirror

Details Zoom mirror Zoom mirror

1977-06-06

1978-12-05

Evans, F. L.

G02B 510

Patent

active

041283104

ABSTRACT:
A variable mirror having a reflecting surface which can be formed to have a curved, that is, a convex or concave contour to provide variable degrees of magnification. The mirror is adapted for utilization in a compact or vanity case, or the like. Various mechanisms are provided for varying the degree of curvature and magnification of the mirror, these means preferably being manually actuatable.

REFERENCES:
patent: 504890 (1893-09-01), Ohmart
patent: 3254342 (1966-05-01), Miller
patent: 3610738 (1971-10-01), Bochmann
Traub, American Journal of Physics, vol. 35, No. 6, Jun. 1967, pp. 534 and 535.

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