发明名称 MEASUREMENT APPARATUS, EXPOSURE APPARATUS, AND DEVICE FABRICATION METHOD
摘要 The present invention provides a measurement apparatus which includes a scale and a sensor one of which is attached on a target object, and measures a position of the target object by reading the scale by the sensor, the apparatus including a detection unit configured to detect a shift amount of the scale from a reference position, and a calculation unit configured to correct, the position of the target object measured by reading the scale by the sensor, based on the shift amount of the scale from the reference position, which is detected by the detection unit.
申请公布号 US2010261106(A1) 申请公布日期 2010.10.14
申请号 US20100756150 申请日期 2010.04.07
申请人 CANON KABUSHIKI KAISHA 发明人 KOBAYASHI TAKENOBU
分类号 G03F7/20;G01B1/00;G03B27/52 主分类号 G03F7/20
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