(EN) A lid (8) of an optical device (10) is divided into: a first lid section (5) fixed to a side wall section (4) so as to cover a light-receiving section (1a) in which an optical window (52) functions as an effective area for an LCOS element (1); and a second lid section (6) fixed to the side wall section (4) and the first lid section (5) so as to cover an electrode terminal (3) and a wire (7) connecting the electrode terminal (3) and a semiconductor element (1b).
(ZH) 光学装置(10)的盖部(8)被分割成第一盖部(5)和第二盖部(6),该第一盖部(5)以光学窗口(52)覆盖作为LCOS元件(1)的有效区域发挥功能的受光部(1a)的方式固定于侧壁部(4),该第二盖部(6)以覆盖将电极端子(3)与半导体元件(1b)连接的金属线(7)和电极端子(3)的方式固定于侧壁部(4)和第一盖部(5)。