| 摘要 |
<p>PROBLEM TO BE SOLVED: To inexpensively provide a frame camber angle measurement tool that enables a camber angle of a spectacle frame to be easily and correctly measured.SOLUTION: A frame camber angle measurement tool 1 comprises: a tool attachment unit 12 that includes an engagement pawl section 124b engaging with an arris groove 311b on a bridge side of a lens frame 31, and an engagement pawl section 124a engaging with an arris groove 311a of a temple side thereof facing the arris groove 311b of the bridge side, and is attached so as to bridge between the bridge side arris groove 311b and the temple side arris groove 311a; and a camber measurement plate that is fixed to the tool attachment unit 12, and has an edge 111 parallel with a linear line connecting the engagement pawl section 124a and the engagement pawl section 124b.</p> |
