For novices such as students and children， suitable magnification， simple functions， and easy operation are the best choices. Excessive requirements for high magnification， staring too far to see clearly， such a requirement is almost impossible to meet， it is counterproductive to the child Interest to explore;This is a small refraction astronomical telescope with the advantages of larger diameter (70mm) and low price. It does not occupy a place and is suitable for beginners astronomers. It is equipped with 2 eyepieces with different magnifications and 1.5X magnification. Mirror. It allows you to freely match and observe objects of different distances and sizes.;Suitable size， portable and easy to operate， although it is used by students and children， the color does not need to be colored， the black and silver combination shows mystery and dignity， so that childrens eyes are protected from harm， the product quality is good， and the standard optical glass lens is not easy to break;Usage rules:1. Pull the supporting legs apart， install the telescope tube on the yoke， and adjust it with a large lock screw.2. Insert the lens into the focusing tube and fix it with the corresponding screws. 3. Install the eyepiece and the finder on the mirror， and fix them with the corresponding screws.4. If you want to magnify with an erect lens， install it between the eyepiece and the lens barrel (no need to install a 90-degree lens)， so that you can view the celestial body;Refraction type/focal length: 360mm， clear aperture: 70mm.Can be grouped 60 times， 18 times， plus 1.5x erect lens can be grouped 90 times， 27 times.Theoretical resolution: 2.000 arcseconds， which is equivalent to seeing two objects 0.970 cm apart at 1000 meters.