Japan, Sept. 18 -- HAMAMATSU PHOTONICS KK has got intellectual property rights for 'FILTER UNIT.' Other related details are as follows:
Application Number: JP,2022-192971
Category (FI): G02B5/28,G02B26/00
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 is arranged on the support 2 to overlap the opening 23 when seen from a 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 first concave part 21 and a second concave part 22 with the Z-axis direction as a depth direction. The first concave part 21 and the second concave part 22 are arranged side by side in an X-axis direction perpendicular to the Z-axis direction. The Fabry-Perot interference filter 10 is arranged inside the first concave part 21. The wiring board 4 is arranged inside the second concave part 22. The support 2 includes a partition part 26 arranged between the first concave part 21 and the second concave part 22.SELECTED DRAWING: Figure 5 (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.
