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名为“玩具”的激光笔,也可能成为损害孩子们视力的“大杀伤力武器”。最近,一种新的“玩具”——激光笔开始受到中小学生的追捧。孩子们手拿激光笔,东照照、西照照,好不开心。激光笔发出的光在空中划出一道道红的绿的强光束,光束停留在墙壁上、地面上就变成了精灵般的炫目的光斑。激光笔虽然好玩,但是在此要提醒家长和孩子们:此“玩具”颇具杀伤力,千万不要拿它到处乱照,尤其不要照自己和别人的眼睛。弄得不好,就可能对视力造成
A laser pointer named “Toy ” may also be a “lethal weapon” that damages children’s vision. Recently, a new “toy ” - laser pointer began to be sought after by primary and secondary students. Children holding a laser pointer, the East photo, photo West, very happy. The light emitted by the laser pointer draws a red green light beam in the sky. The light beam stays on the wall, and the ground becomes an elf-like dazzling spot. Although the laser pointer is fun, but to remind parents and children: This “toy ” quite lethal, do not take it everywhere chaos, especially not according to themselves and others eyes. Poorly made, it may cause sight