ساز صورت فلکی
آزمایش ابزار صورت فلکی Gelsonlab HSTM-058 Education Science Toys
ساز صورت فلکی is composed of a rotatable constellation image and a base with elliptical opening and time scale. The constellation image is projected into the arc-shaped simulated sky by using projection imaging, and the actual star sky can be displayed in different days and times by rotating the constellation image. Through the experiment to see the starry sky, recognize the constellation, stimulate students' interest in exploring the universe.