发明名称 METHOD AND DEVICE FOR INSPECTING COLOR FILTER FOR LIQUID CRYSTAL DISPLAY ELEMENT
摘要 PURPOSE:To provide a method and device for insepecting a color filter for a liquid crystal display element capable of reducing the erroneous recognition of an operator and improving inspecting efficiency. CONSTITUTION:In the method of inspecting the color filter 4 for the liquid crystal display element constituted in such a manner that plural kinds of single color filter elements 4R, 4G and 4B are arranged so as to correspond to a picture element unit with a prescribed regulation, on a transparent substrate 1, light except one transmitting the specific single color filte element of the color filter 4 is shut off by openings 81 and 82 formed on a mask 7 and only the light transmitting the relevant specific single color filter element is observed to inspect transmissibility in each of the single color filter elements 4R, 4G and 4B.
申请公布号 JPH0792462(A) 申请公布日期 1995.04.07
申请号 JP19930233176 申请日期 1993.09.20
申请人 HITACHI LTD;HITACHI DEVICE ENG CO LTD 发明人 WATANABE YOSHIKI;ISHII AKIRA;MATSUZAKI HIDEO;AOKI AKIRA
分类号 G02B5/20;G02F1/1335 主分类号 G02B5/20
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