Patent ID: 11899199
Assignee: HAMAMATSU PHOTONICS K.K.
Field: Optics (Instruments)
Classification: CPC G  B  H | IPC B  G

Claim 6:
7. An optical device comprising:
a support portion;
a first movable portion having an optical surface;
a first coupling portion including a linear portion that extends along a first axis and is connected to the first movable portion, and coupling the first movable portion and the support portion to each other so as for the first movable portion to be swingable around the first axis;
a drive element provided to at least one of the support portion and the first movable portion and electrically connected to an outside; and
a softening member which has a softening characteristic and to which stress is applied when the first movable portion swings around the first axis, the softening member being a member different from the first movable portion and formed by material different from material of the first movable portion,
wherein the softening member is disposed in a groove formed in the first movable portion or on a surface of the first movable portion and when viewed in a direction perpendicular to the optical surface, the softening member is provided to a portion of the first movable portion, extending between the optical surface and the linear portion, and is not electrically connected to the outside.