| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a blindfold device which achieves compatibility between securing privacy in a living room and securing outdoor visibility in front of a window. <P>SOLUTION: A blindfold device 1 is provided with a visual line control part 10 which controls visual lines VL directed toward a window face 100 from a visible space VE and allows a front zone FW of the window face 100 and a part of a living room IN to be visible from the visible space VE. The visual line control part 10 allows the visual lines VL crossing a first virtual line L1 which connects an inner edge 101a of a first window-side frame part 101 and a visual line control reference point BP, alone among the visual lines VL directed toward inside of the living room IN from the visible space VE. <P>COPYRIGHT: (C)2013,JPO&INPIT |
