Japan, Sept. 18 -- HAMAMATSU PHOTONICS KK has got intellectual property rights for 'FILTER UNIT.' Other related details are as follows:
Application Number: JP,2022-192973
Category (FI): G02B26/00,G02B5/28
Stage: PROBLEM TO BE SOLVED: To provide a filter unit that is suitable for the arrangement of a Fabry-Perot interference filter in an area narrow in an optical axis direction.SOLUTION: A filter unit 1 comprises: a support 2 that has an opening 23; a Fabry-Perot interference filter 10 that includes a pair of mirror parts facing each other in a Z-axis direction, the distance between which is variable, and is arranged on the support 2 to overlap the opening 23 when seen from the Z-axis direction; and a wiring board 4 that is arranged on the support 2 not to overlap the Fabry-Perot interference filter 10 when seen from the Z-axis direction, and is electrically connected with the Fabry-Perot interference filter 10. The support 2 is formed with a second concave part 22 with the Z-axis direction as a depth direction. The second concave part 22 reaches an outer edge of the support 2 when seen from the Z-axis direction. The wiring board 4 is arranged inside the second concave part 22.SELECTED DRAWING: Figure 4 (Grant)
Filing Date: Dec. 1, 2022
Publication Date: June 13, 2024
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/p0100
Disclaimer: Curated by HT Syndication.
