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一、制作材料圆形老花眼镜镜片(到眼镜店选,屈光度不能太大,一般为150度或200度即可,未加工的眼镜片为圆形,请眼镜店的师傅帮忙将边缘打磨光滑),透明橡皮膜套(可用小气球代替),注射器(5ml),塑料输液管,2.5L塑料饮料瓶,毛玻璃片(或半透明的塑料纸),近视眼镜和远视眼镜各一只,即时贴纸,剪刀,双面胶,细线等。二、制作过程1.把塑料输液管的一端套在注射器上,再将注
First, the production of materials Presbyopia glasses lenses (to the optical shop election, refraction can not be too large, usually 150 degrees or 200 degrees can be unprocessed ophthalmic lenses are round, please help the optical shop to smooth the edges of the grinding) , A transparent rubber sleeve (small balloon can be replaced), a syringe (5ml), a plastic infusion tube, a 2.5L plastic beverage bottle, a piece of ground glass (or translucent plastic paper), one each of myopia and hyperopia, Scissors, double-sided tape, thin lines and so on. Second, the production process 1 set the end of the plastic infusion tube on the syringe, then note