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US 12,000,962 B2Granted
Optical module and distance measurement device
AssigneeHamamatsu Photonics K.K.
InventorsYuki Morinaga, Daiki Suzuki
Life of this patent
Estimating the term…
Abstract
An optical module includes a support, a movable part supported by the support so as to be swingable about an axis, a mirror provided to the movable part, a drive coil provided to the movable part, a temperature monitoring element provided to the support, and a magnet that generates a magnetic field acting on the drive coil. The support is thermally connected to the magnet.
Claims20
An optical module comprising:
- a support;
- a movable part;
- a connecting part connecting the movable part to the support so that the movable part is swingable about an axis;
- a mirror provided to the movable part;
- a drive coil provided to the movable part;
- a temperature monitoring element;
- and
- a magnet that generates a magnetic field acting on the drive coil, wherein
- the support is thermally connected to the magnet,
- a thermal conductivity of the support is 100 or more times higher than a thermal conductivity of air, and
- the entire temperature monitoring element is disposed at a part other than the movable part and the connecting part.
8 more elements
An optical module comprising:
- a support;
- a movable part;
- a connecting part connecting the movable part to the support so that the movable part is swingable about an axis;
- a mirror provided to the movable part;
- a drive coil provided to the movable part;
- a temperature monitoring element;
- and
- a magnet that generates a magnetic field acting on the drive coil, wherein
- the support is thermally connected to the magnet, and
- the entire temperature monitoring element is disposed at a part other than the movable part and the connecting part.
7 more elements
Dependencies are inferred from the claim text.