Proceedings of the Annual Meeting of Japan Society for Science Education
Online ISSN : 2433-2925
Print ISSN : 2186-3628
ISSN-L : 0913-4476
8
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Effects of brightness of letter and background on the legibility in the TV type enlarger reading aid
Tomoaki KIKUCHIShizuo HIKI
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Pages 332-333

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© 1984 Japan Society for Science Education
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