| 摘要 |
PROBLEM TO BE SOLVED: To prevent the intrusion of foreign matter and to reduce cost, in a finder device.SOLUTION: A first prism 11 is stored in a first member 1 and a second member 14 is engaged with the first member. A second prism 15 is stored in the second member 14. A frame member 12 prescribing a visual field range is arranged between the first prism and the second prism. A fixing rubber 13 is arranged between the frame member and the second member, presses the first prism to the first member to hold the first prism against the first member, and presses the frame member and the second prism to the sides of the first member and the second member, respectively, to hold the frame member and the second prism against the first member and the second member. |
