PROBLEM TO BE SOLVED: To provide a tilt structure that is operated from the front side of a case even after installation and adjustable steplessly in detail. ;SOLUTION: In this structure, a camera 2 photographing a visitor, a support jig fixed to a case 1 to support its fulcrum 3, a board 5 with the camera 2 mounted thereon, a grip 6 gripping the board 5, a shaft pole 7 holding and moving the grip 6 and whose head 71 is placed on the front side 11 of the case 1, and a clamp rib 8 in pairs with the case 1 are provided in the case 1. The grip 6 has a grip groove 61 with a tilt angle to allow turning of the board 5, an outer circumference of the base 60 of the grip 6 is squared and screws 62, 72 threaded with each other provided between the grip 6 and the shaft pole 7. A driver groove 73 for turning the shaft pole 7 is engraved to the head 71 of the shaft pole 7 by using a screw driver, and a spring 9 is stretched between the grip 6 and the case 1.;COPYRIGHT: (C)1999,JPO
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