Myopia prevention classroom lighting the lamp that shield an eye is the two classroom

by:Mylight     2020-12-02
Many schools at the time of classroom design, understand the classroom mainly contains two parts, part of the normal classroom lights, main is illuminated by the student desk, as well as the classroom environment; Others for the blackboard lamp, the main light up the classroom in front of the blackboard, let the students can see the teacher blackboard writing, effectively protect the students' eyesight health! Classroom light broadly actually contains the blackboard light, but in the design of the classroom, the classroom light is only responsible for light the lamps and lanterns student desktop and the platform, not including the blackboard lamp, because the board need to responsible for another kind of lamps and lanterns, led the blackboard lamp that shield an eye. The classroom light often led eye lamp. Most school systems exist in China design installation, fluorescent tube, severe glare problems such as, the love for students, the principle of protecting students' vision, the color temperature in education, glare, blue light, intensity of illumination problems such as strict control, avoid bad light harm to students' eyesight health! And blackboard lamp standard and the classroom light is different, the board should be used with asymmetric light distribution characteristics of special lamps and lanterns of the blackboard, lamp should be installed parallel to the blackboard, the blackboard should be controlled by adjusting the blackboard lamp according to Angle, avoid the blackboard lamp direct glare on teachers. The blackboard installation height of the general elementary school is 0. 8m- 0. Between 9 m, 1 middle school. 0 m to 1. 1 m between, specific see the average height of the local students. Aiming at the particularity of the blackboard, designed the lamps and lanterns of professional blackboard - — Led the blackboard lamp that shield an eye. In the field of classroom, designed two classrooms the lamp that shield an eye - — Led lights and led the blackboard lamp that shield an eye, eye classroom desks to maintain average conforms to the national standard ( Constant) Illumination is more than 300 lx, intensity of illumination evenness 0. 7. The blackboard to maintain average ( Constant) Illumination 500 lx, intensity of illumination evenness 0. 8; High color rendering index greater than 90, the color reducibility; Using grating anti-dazzle design, light glare value less than 16, not dazzling. Color temperature is 5000 k, comfortable soft; The whole classroom illumination uniformity, no stroboscopic!
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