Koh Young Technology Inc.

Hyeon Geun Park

Byung Sun Oh

An apparatus includes one or more light source groups, a camera; one or more memories configured to store one or more first images acquired in advance, and one or more processors communicatively connected to the one or more light source groups, the camera, and the one or more memories, wherein the one or more processors are configured to acquire a second image by controlling a first light source group among the one or more light source groups and the camera and irradiating light beams to a substrate on which an object is coated, and determine a coating state of the object based on the one or more first images and the second image.

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Seoul, South Korea

Hyeon Geun Park