A deposition apparatus comprising: a deposition source; a rotatable dome which covers the deposition source and is provided with an opening; a chamber which encloses the deposition source and the rotatable dome; a fixed mechanism attached to the chamber and including a first lever holding section which is provided with a first lever (1503F, 1503R); and a tray holder which includes a frame (1100F, 1100R) and a rotating part, the frame (1100F, 1100R) being provided with a first rotating member (1101, 1103), the rotating part being provided with a second rotating member and being attached to the frame (1100F, 1100R) such that the rotating part is capable of rotating together with the second rotating member around an axis supported by the frame (1100F, 1100R), the rotating part being provided with a plurality of work-holding trays (1251A, 1251B, 1251C) arranged around the axis, and the second rotating member being configured such that it is rotated together with the rotating part by the first rotating member (1101, 1103), wherein the tray holder is installed on the dome such that a side of one of the plurality of work-holding trays (1251A, 1251B, 1251C) covers the opening, when the first lever holding section is in a standby position, the first lever (1503F, 1503R) will not be brought into contact with the first rotating member (1101, 1103) and when the first lever holding section is in a working position, the first lever (1503F, 1503R) will be brought into contact with the first rotating member (1101, 1103); the first rotating member (1101, 1103) is configured such that it is rotated by the first lever (1503F, 1503R) during rotation of the dome when the first lever holding section is in the working position, and the second rotating member is configured such that it is rotated together with the rotating part by the first rotating member (1101, 1103) so as to change the work-holding tray a side of which covers the opening to another one. a deposition source; a rotatable dome which covers the deposition source and is provided with an opening; a chamber which encloses the deposition source and the rotatable dome; a fixed mechanism attached to the chamber and including a first lever holding section which is provided with a first lever (1503F, 1503R); and a tray holder which includes a frame (1100F, 1100R) and a rotating part, the frame (1100F, 1100R) being provided with a first rotating member (1101, 1103), the rotating part being provided with a second rotating member and being attached to the frame (1100F, 1100R) such that the rotating part is capable of rotating together with the second rotating member around an axis supported by the frame (1100F, 1100R), the rotating part being provided with a plurality of work-holding trays (1251A, 1251B, 1251C) arranged around the axis, and the second rotating member being configured such that it is rotated together with the rotating part by the first rotating member (1101, 1103), wherein the tray holder is installed on the dome such that a side of one of the plurality of work-holding trays (1251A, 1251B, 1251C) covers the opening, when the first lever holding section is in a standby position, the first lever (1503F, 1503R) will not be brought into contact with the first rotating member (1101, 1103) and when the first lever holding section is in a working position, the first lever (1503F, 1503R) will be brought into contact with the first rotating member (1101, 1103); the first rotating member (1101, 1103) is configured such that it is rotated by the first lever (1503F, 1503R) during rotation of the dome when the first lever holding section is in the working position, and the second rotating member is configured such that it is rotated together with the rotating part by the first rotating member (1101, 1103) so as to change the work-holding tray a side of which covers the opening to another one.