| 摘要 |
PROBLEM TO BE SOLVED: To overlook the entire of an entirely large sheet such as a newspaper, a map, a drawing by providing a magnifying lens at the upper surface part of a frame body so as to insert a paper sheet surface, etc., to be read in the opening part of the front surface of the frame body so as to read. SOLUTION: This device is provided with a lower frame body 2 fitted into an upper frame body 1 and its support 3. The device is provided with screws 6 for freely rotating the top plate part 5 of the body 1 in the directions of arrows A and B and vertically moving the body 1 in the directions of arrows C and D to adjust and fix its height position, and a Fresnel lens 7 is fixed to the body 1. Then, a medium plate 10 of a width narrower than the frame body is placed on the horizontal bar 8 of a support 3 and a document 11 for reading is placed on its upper surface. Next, the screws 6 are loosened to adjust the height of the part 5 and the front surface part of the part 5 is held and rotated in the directions of the arrows A and B for positioning so as to match the focal point of the eyes of a user and a magnification.
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