Supports – Mirror or picture type – Bracket
Patent
1997-04-09
2000-01-11
Ramirez, Ramon O.
Supports
Mirror or picture type
Bracket
359873, 359874, A47G 124
Patent
active
060126973
ABSTRACT:
A movable mirror supporting mechanism for supporting a movable mirror forming a part of an interferometric measurement system and having a rectangular cross-section onto an object, with a reflecting surface of said movable mirror being arranged normal to a measuring direction. The movable mirror supporting mechanism includes at least two fixtures for securing the movable mirror from above onto respective movable mirror supporting portions provided on the object. Positions on the movable mirror at which the movable mirror is secured onto the measuring object by the fixtures are defined to be out of that area of the reflecting surface of the movable mirror which is utilized for interferometric measurement.
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Hayashi Yutaka
Ohtomo Toshiya
King Anita M.
Nikon Corporation
Ramirez Ramon O.
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