Substrate type sensor for measuring horizontality of substrate support member provided in atmosphere accompanied by temperature change, method for measuring horizontality of substrate support member by using the same, and non-transitory computer readable medium
Abstract:
A substrate type sensor provided in an atmosphere accompanied by a temperature change to measure a horizontality of a support member that supports a substrate is disclosed. The substrate type sensor may include a base having a shape of the substrate, one or more sensors provided in the base and including 3 or more axis acceleration sensors or 6 or more axis measurement units (IMUs), a receiver configured to receive data collected by the one or more sensors and a power source configured to provide electric power to the one or more sensors and the receiver.
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