| 摘要 |
PROBLEM TO BE SOLVED: To provide a simple structured water-proof housing for housing a camera having a lens barrel, surely performing the rotating operation of the lens barrel. SOLUTION: The water-proof housing 1 housing a single lens reflex camera 50 has: a lens barrel housing barrel part 2a for housing the lens barrel 51 of the camera 50; a rotatable tubular operation ring 11 supported on the outer circumference of the housing barrel part 2a and rotating the zoom ring 52 of the lens barrel 51; a rubber roller 16 inserted in the aperture part 2i of the housing barrel part 2a and abutting on the outer circumference of the zoom ring 52 and the inner periphery of the operation ring 11 so as to transmit the rotation of the operation ring 11 to the zoom ring 52; and a plurality of O-rings 20, 21 and 22 for waterproofness, and a water-proof seal 23 provided between the outside part of the lens barrel housing barrel part 2a and the inner periphery of the operation ring 11. By turning the operation ring 11, the zoom ring 52 is turned. COPYRIGHT: (C)2006,JPO&NCIPI
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