摘要
从对投影机的实际光通量、教室的实际光照度、学生视力下降的趋势等问题的分析出发,用数据来提醒教育装备人,必须对多媒体教室光环境有可能造成师生视力减退的问题引起高度重视。
In this paper,according to analyze the problems of the actual luminous flux projector,the actual illumination classroom,students＇ vision declining and other problems,we use the data to remind that our educators must pay great attention to the problems of light environment in multi-media classroom,which may lead to teachers and students＇ vision decline.
出处
《中国教育技术装备》
2010年第15期3-6,共4页
China Educational Technology & Equipment
关键词
投影机
光通量
光照度
光环境
视力
projector
flux
illumination
light environment
vision
