astronomical telescope HD multiple glass science small experimental teaching educational science toys About this project: Educational toys for children: astronomical telescope, astronomical exploration, multiple eyepieces, and portable. Optical imaging: Combination of 3 magnification lenses, suitable for various conditions, refractory, no dark. conversion: close-up and long-range, you can watch as you go, and you can change the focal length. Show details 1. Eyepiece, extender: equipped with 20X, 30X, 40X extender. 2. Can be opened and closed tripod: easy to carry. 3. Clear lens: The outer layer grows to the lens. 4. surface: ABS. to use 1. Mount the telescope on a tripod 2. Install the magnifier 3. Manually change the focal length 4. Use a telescope to see Product parameters: Product name: Astronomical telescope Product eyepiece: 20X, 30X, 40X Product material: ABS Product size: 43X46cm Product configuration: Tripod X1 Telescope X1 Eyepiece X3 Notes: Due to different displays and lighting effects, the actual color of the item may be slightly different from the color shown on the picture. Thanks! Due to manual measurement, allow slight measurement deviation.