US 12,216,273 B2
Mirror unit
Daiki Suzuki, Hamamatsu (JP); Tomoyuki Ide, Hamamatsu (JP); and Yuki Morinaga, Hamamatsu (JP)
Assigned to HAMAMATSU PHOTONICS K.K., Hamamatsu (JP)
Filed by HAMAMATSU PHOTONICS K.K., Hamamatsu (JP)
Filed on Dec. 1, 2023, as Appl. No. 18/526,305.
Application 18/526,305 is a continuation of application No. 18/103,835, filed on Jan. 31, 2023, granted, now 11,874,458.
Application 18/103,835 is a continuation of application No. 17/748,563, filed on May 19, 2022, granted, now 11,592,662, issued on Feb. 28, 2023.
Application 17/748,563 is a continuation of application No. 16/775,467, filed on Jan. 29, 2020, granted, now 11,372,238, issued on Jun. 28, 2022.
Claims priority of application No. 2019-014610 (JP), filed on Jan. 30, 2019; and application No. 2020-011754 (JP), filed on Jan. 28, 2020.
Prior Publication US 2024/0094526 A1, Mar. 21, 2024
Int. Cl. G02B 26/08 (2006.01); G02B 5/08 (2006.01); G02B 26/10 (2006.01)
CPC G02B 26/105 (2013.01) [G02B 5/08 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A mirror unit comprising:
a base including a main surface and a rear surface opposite to the main surface;
an optical scanning device including a movable portion and a mirror surface provided on the movable portion, the optical scanning device being disposed on a side of the main surface with respect to the base;
a frame member disposed on the side of the main surface with respect to the base so as to surround the mirror surface when viewed from a first direction;
a window member attached to the frame member so as to cover an opening of the frame member; and
a wiring portion electrically connected to the optical scanning device,
wherein the wiring portion includes a penetrating portion extending inside the base so as to penetrate the base between the main surface and the rear surface,
wherein a length of the penetrating portion in the first direction is smaller than a thickness of a wall portion that forms the frame member, and
wherein the base includes a protruding portion located outside the frame member when viewed from the first direction, and the length of the penetrating portion in the first direction is smaller than a width of the protruding portion from the frame member to an end of the base.