Patent ID: 7050151

Claim:
An exposure apparatus for projecting and exposing a pattern formed on a reticle to an object to be exposed using a projection optical system while relatively scanning the reticle and the object to be exposed, comprising; detecting means for measuring a position of the object to be exposed at a plurality of first measurement positions that meet a predetermined relative positional relationship in an exposure region of the object to be exposed to which the pattern is exposed and for measuring a position of the object to be exposed at a plurality of second measurement positions that meet the predetermined relative positional relationship in a region outside the exposure region; and control means for controlling at least one of a position, a height, and a tilt of the object to be exposed based on information on the position of the object to be exposed which is measured by the detecting means, wherein the plurality of first measurement positions are not arranged in a straight line, and the plurality of first measurement positions include three or more measurement positions.