Aperture: 40mm
Optical system: Refractive
Tripod material: aluminum alloy
Model:F40040
1.First Insert the eyepiece with the lower magnification into the zenith mirror;
2. Adjust and focusing the telescope until the object is located right in the center of your field of view;
3. Now look through the finder scope, If you can not see the fixed object, slacken the adjusting nut and move the finder scope until you can see the object;
4. Then tighten down the adjusting nut making sure that the object remains visible in the center of the finder scope.
Because telescopes only offer a limited field of view, it can be difficult to find objects to observe. That's why our binoculars come with a crosshair sight for orientation. When you use the this telescope to observe, you can also conveniently use the compass to determine the position at any time. If you are in the woods or in the wild, you can better determine the direction of the North Star by checking the compass.