著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Sato Ryo and Liu Tao and Maehara Satoru and Okimura Ryota and Matsukuma Hiraku and Gao Wei,Design of an Optical Head with Two Phase-Shifted Interference Signals for Direction Detection of Small Displacement in an Absolute Surface Encoder,International Journal of Automation Technology,18817629,富士技術出版株式会社,2024-03-05,18,2,249-256,https://cir.nii.ac.jp/crid/1390862312559910656,https://doi.org/10.20965/ijat.2024.p0249