SJ01 变幻镜面  Changing mirror

产品规格：83x30x125cm

认识平面镜、凸透镜、凹透镜、多棱镜、万花筒、望远镜、潜望镜，透过镜面观察物体的变化（大小高矮多少）。通过叠加三原色塑料片，观察颜色的变化。

Know plane mirror, convex lens, concave lens, polygon prism, kaleidoscope, telescope and periscope, and observe the change of object (size and height) through them. Observe changes of colors through superposition of plastic pieces in three-primary colors.