Optical scanning device
AssigneeMitsumi Electric Co., Ltd.
InventorTsukasa YAMADA
Life of this patent
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Abstract
An optical scanning device includes a mirror including a light reflection surface, a mirror support structure that supports the mirror, a pair of first driving beams connected to the mirror support structure and disposed on the corresponding sides of the mirror support structure, first driving sources disposed on the first driving beams and configured to cause the mirror to rotate around a first axis that passes through the center of the light reflection surface, and a fixed frame that supports the first driving beams. The center of gravity of the mirror and the mirror support structure is located on the first axis.
Claims17
An optical scanning device, comprising:
- a mirror including a light reflection surface;
- a mirror support structure that supports the mirror;
- a pair of first driving beams connected to the mirror support structure and disposed on corresponding sides of the mirror support structure;
- first driving sources disposed on the first driving beams and configured to cause the mirror to rotate around a first axis that passes through a center of the light reflection surface;
- and
- a fixed frame that supports the first driving beams,
- wherein a center of gravity of the mirror and the mirror support structure is located on the first axis.
Dependencies are inferred from the claim text.