Does the projector become the eyesight killer of students? The expert means improperlying use will influence

Does the projector become the eyesight killer of students? The expert means improperlying use will influence
Nowadays, multimedia apparatuses such as the projector,etc. are applied to the universities, middle and primary schools campus extensively. The use of the projector not merely makes the teacher liberate from strenuous writing on the blackboard, still can change unalterable traditional the intersection of teaching and mode, make it become funny and relaxed not to have a class. But staff reporter, Sohu name rich to bring up, good for, announce one piece surprising in the capacity of student's father in a little rich him a few days ago mainly " Find " : It may cause the injury greatly to the child's eyes to use the projector! A little a rich one, initiate the strong concern of internal and external net friends in the twinkling of an eye, the surrounding and watching amount on the same day of this article exceeds 100,000. The reporter finds in the investigation, the projector uses and is very particular about light of the classroom, the light too better, reflects light at the projector, the light is dark, there is influence on that students writes.
Parents send and win
It is too straining for the child to see the projector and have a class
Ju Jian write when being a little rich: "Hope this piece can let State Education Commission and every the intersection of province and the intersection of Municipal Education Commission and office and partial to the eyes medical worker to see while being rich a little: To national the intersection of pupil and near-sighted over half state, I go some classrooms investigate consciously as one parents, find that use the teaching projector to injure the children's eyes greatly in the classroom of primary school in a large amount, both sides window old to turn on light to be on completely, projector a vast expanse of whiteness even more, forty or fifty students want to see words are very strenuous, grade one is using to each classroom of grade six clearly, the name says modernized teaching is to regard the children's eyes as the cost actually. Even a lot of children do not have inherent cause, begin to be near-sighted, this should be a main reason! Write teaching at the blackboard in the past, a class was just several near-sighted ones. Expect to change to some extent rapidly! "
To win, arrive numerous response of net friend a little Ju Jian, have net friend point out with the card, "it is on that the projector of the school of baby of my family does not have 1000 video projectors of the lumen of family, very ugly and clear. " "The teacher has saved trouble, but hurt the child bitterly. " But a net friend points out, foreign country has used the projector for a long time, to popularize the range is larger than China, but foreign students do not have increasingly many myopia, the projector should be only a reason why child's eyesight drops, instead of the basic reason.
In fact, have many media report it is improper for projector not to use, lead to the fact student's near-sighted news already in recent years. 2009, China electronic the intersection of association of dealers and consumption electronic product investigate office investigation find once right away, the students in row three generally reflect after the classroom the teacher is unable to see the slide clearly while using the projector to give lessons to sit.

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