Proceedings of the KIEE Conference (대한전기학회:학술대회논문집)
- 1997.07e
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- Pages.1764-1766
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- 1997
Analysis of the Illuminance Distribution on the Blackboard in Classroom of the Elementary and Senior (Junior) High School
초.중.고교의 흑판조도분포 분석
- Kim, Tae-Hyoun (University of Inchon) ;
- Sun, Sang-Kweon (University of Inchon) ;
- Park, Tong-Wha (University of Inchon)
- Published : 1997.07.21
Abstract
In this paper, the illuminance distribution of blackboards on classroom in elementary, junior, and senior high school was measured and analyzed. Generally, average illuminance and uniformity of illuminance was 519[lx] and 0.543 (elementary: 389[lx], 0.387; junior: 632[lx], 0.570; senior: 527[lx], 0.608) respectively. When all lighting fixtures in each classroom were turned on, average illuminance was higher about 65% than lights-out, and, in case that local lighting fixtures exist, was higher 27% than absence, but uniformity of illuminance turned bad on the contrary (
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