Samsung Display Co., Ltd.

Dmitry Maslov

Alexander Voronov

Gyoo-Wan Han

An apparatus for monitoring deposition rate, an apparatus including the same, for depositing an organic layer, a method of monitoring deposition rate, and a method of manufacturing an organic light emitting display apparatus using the same, are provided. The deposition rate monitoring apparatus for measuring deposition rate of a deposition material discharged from a deposition source, includes: a light source for irradiating light having a wavelength within a photoexcitation bandwidth of the deposition material; a first optical system for irradiating the light emitted from the light source toward the discharged deposition material; a second optical system for collecting the light emitted from the deposition material; and a first light sensor for detecting the amount of the light which is emitted from the deposition material and collected in the second optical system.

Apparatus for monitoring deposition rate, apparatus provided with the same for depositing organic layer, method of monitoring deposition rate, and method of manufacturing organic light emitting display apparatus using the same

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Yongin, South Korea

Dmitry Maslov