Method and apparatus for adjusting the view finder of a single-l

Details Method and apparatus for adjusting the view finder of a single-l Method and apparatus for adjusting the view finder of a single-l

1977-05-02

1978-07-25

Griffin, Donald A.

G03B 1912

Patent

active

041033116

ABSTRACT:
A method and apparatus for adjusting the view finder of a single-lens reflex camera in which method and apparatus the adjustment of the angle of the swingable mirror and the adjustment of the optical distance from the taking lens to the focusing screen via the swingable mirror are both performed in respect of the swingable mirror after the focusing screen has been set in place in the camera, thus obviating the need for a variety of shims that would otherwise be necessary in positioning the focusing screen at precisely the proper position from the swingable mirror.

REFERENCES:
patent: 3668993 (1972-06-01), Kurie

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