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公开(公告)号：US20250093769A1
公开(公告)日：2025-03-20
申请号：US18749793
申请日：2024-06-21
Applicant: Samsung Display Co., LTD.
Inventor： SUNGMIN HUR , HYENG-WOO CHO
Abstract: A mask quality management system includes a mask including a mask frame and a plurality of mask sheets, wherein the mask sheets are fixed to an upper surface of the mask frame and disposed to be spaced apart from each other, a stage on which the mask is seated, and a first module disposed on the stage and measuring a sagging degree of the mask sheet from the mask frame by irradiating an intense light to the mask.
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