Monoculars Telescope astronomical binoculars adults high power for indoor and outdoor

main indicators:
★ Refraction/focal length: 360mm, clear aperture: 50mm
★ can be set 60 times, 18 times, plus 1.5x positive mirror can be set 90 times, 27 times.
★ Theoretical resolution: 2.000 angular seconds, which is equivalent to two objects at a distance of 0.970 cm at 1000 meters.
★ Main tube color: silver
★ Weight: about 1.6 kg
Viewing combination: 1.5x erect mirror + H20mm eyepiece
Terms of use:
1. Pull the legs apart, attach the telescope cartridge to the yoke, and adjust with a large locking screw.
2. Insert the mirror into the focusing cylinder and fix it with the corresponding screws.
3. Mount the eyepiece on the mirror and fix it with the corresponding screws.
4. If you want to zoom in with the mirror, mount it between the eyepiece and the tube so you can view the object.