| 摘要 |
PROBLEM TO BE SOLVED: To provide a camera which prevents the adhesion of a dust infiltrating from a spacing between an eyepiece and a casing to a focal plane by an objective lens. SOLUTION: The camera having a real image type finder for visual recognition of the subject image formed on the focal plane by the objective lens by enlargement with the eyepiece is constituted by arranging a dustproof plate on an optical path from the focal plane to the eyepiece.
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