Optical measurements of ASTRO-H HXT-2 between before and after the environmental tests Miyazawa, Takuya ; Kuroda, Yuji ; Tachibana, Sasagu ; Saji, Shigetaka ; Babazaki, Yasunori ; Mori, Hideyuki ; Matsumoto, Hironori ; Tawara, Yuzuru ; Kunieda, Hideyo ; Ishida, Naoki ; Hayashi, Takayuki ; Iizuka, Ryo ; Maeda, Yoshitomo ; Ishida, Manabu ; Awaki, Hisamitsu Abstract Publication: Suzaku-MAXI 2014: Expanding the Frontiers of the X-ray Universe Pub Date: September 2014 Bibcode: 2014efxu.conf..333M