[P-OTh] ODF '22 Poster Session

[P-OTh-20] Development of an optical system for near-infrared spectropolarimeter onboard SUNRISE balloon-borne solar observatory

*Toshihiro Tsuzuki¹, Yukio Katsukawa¹, Fumihiro Uraguchi¹, Yusuke Kawabata¹, Hirohisa Hara¹, Masahito Kubo¹, Yoshifumi Nodomi¹, Yoshinori Suematsu¹, Toshifumi Shimizu² (1. National Astronomical Observatory of Japan (Japan), 2. Japan Aerospace Exploration Agency (Japan))

[Presentation Style] Online

We have developed a near-infrared spectropolarimeter onboard the Sunrise balloon-borne solar observatory launched in 2022. In this paper, we present the development of the optical system from optical design to optical analysis, opto-mechanical analysis, and performance tests.