| 摘要 |
PROBLEM TO BE SOLVED: To provide an operation input device capable of improving accuracy of position detection of an operating force.SOLUTION: In an operation input device, a protrusion 122a protruding in an operation surface 121a direction is provided around an operation part 120 on a side of an operation surface 121a so that an end part 122b of the operation part 120 is fixed to a fixed part 160, the end part being on a side opposite to the operation surface 121a. |
