一、竹签光线制作:用竹片削成粗细适中的细长竹签,用钉书机等在合适地方固定上硬低板作成的箭头,再染成各种颜色,削尖一头即可插在光学模型上做为光线。二、光学模型制作:用钢锯条把泡沫塑料块(电视机内包装物)加工成各种形状的 First, the bamboo shoots light production: Uses the bamboo piece to cut into the slender thin bamboo stick moderately, uses the staple machine and so on in the suitable place to fix the hard low board makes the arrow, again dyes each kind of color, sharpens a head can insert Light as an optical model. Second, the optical model production: the use of steel saw blade foam plastic blocks (TV packaging) processing into a variety of shapes