Lens hood with an eccentrically disposed light intercepting body

Details Lens hood with an eccentrically disposed light intercepting body Lens hood with an eccentrically disposed light intercepting body

1983-06-23

1984-07-24

Henry, Jon W.

G03B 1104

Patent

active

044615477

ABSTRACT:
A shiftable lens hood for a camera includes a light-intercepting body which has its front end representing a sectional form taken on a plane inclined to the center axis thereof of which is secured to a lens barrel of the camera, in eccentric relationship with its mounting section, whereby even when a taking lens is shifted effective light rays within a photographing angle of view are not shaded, thus an effective light-intercepting effect being obtainable.

REFERENCES:
patent: 1983108 (1934-12-01), Verdich
patent: 2437159 (1948-03-01), Herbert
patent: 2472307 (1949-06-01), Nagel
patent: 3702256 (1972-11-01), Stevens
patent: 3740121 (1973-06-01), Everett
patent: 3915880 (1975-10-01), Sepulveda
patent: 4115130 (1978-09-01), Crump et al.
patent: 4154818 (1979-05-01), Kanada et al.
patent: 4164477 (1979-08-01), Whitby
patent: 4181622 (1980-01-01), Gavin
patent: 4323466 (1982-04-01), Curry et al.
Rohm & Haas, "Sanitary Chemicals-Hyamine 3500", Sep. 1977, pp. 1 and 5.

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