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영어

The propose of this study is to help students to have a concentration effectively with lights. The ultimate goal is to calculate effective blackboard colors and lights according to the convenience of students and analyze them scientifically using brain waves to fine ways to reflect them in reality. The main purpose was to come up with solutions of the inconvenience of the students’ due to the color of blackboard or the lighting in front of the blackboard. As a result of many experiments and many analyses, the most concentrated colored blackboard felt by students was green, followed by sky blue. The brightness of the most focused lighting felt by students was the light of the middle brightness (when 47cm away from the light source, 417Lux). The following was the brightest light which is 669Lux when 47 away from the light source.