Patent ID: 11892705
Assignee: NIDEC CORPORATION
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. An optical unit comprising:
an optical element that changes a traveling direction of light;
a holder that holds the optical element;
a first support portion that supports the holder swingably about a first swing axis;
a first swing mechanism that swings the holder with respect to the first support portion about the first swing axis; and
an elastic portion that connects the holder and the first support portion, wherein
the first support portion includes a pair of side surface portions that are arranged on both sides of the holder in an axial direction of the first swing axis, and a connection portion that connects the pair of side surface portions,
the elastic portion is arranged between the holder and the side surface portions,
the elastic portion includes a convex portion that protrudes toward at least one of the holder and the first support portion, or a concave portion that is recessed on a side opposite to at least one of the holder and the first support portion,
at least one of the holder and the first support portion includes a concave portion that is recessed on a side opposite to the elastic portion, or a convex portion that protrudes toward the elastic portion, and
the convex portion or the concave portion of the elastic portion comes into contact with the concave portion or the convex portion of at least one of the holder and the first support portion.