Telescope for Beginners, Merkmak Astronomy Telescope with Tripod

Refractive / Focal Length: 360mm, optical aperture: 50mm Can set 60 times, 18 times, the mirror group plus 1.5x 90 times, 27 times. Theory Resolution: 2.000 arc seconds Main tube Color: Silver Box size: 440mm * 210mm * 100mm Model: F36050M Active Aperture: 50mm (2.4 ") Focal Length: 360mm.f / 7 Oblique mirror: 90 ° Tripod most highly: 34cm Standard 0.965 inches attachment contains: Eyepiece: SR4mm, H20mm, 3 times Barlow lens This item Maximum magnification: 90 times (lens focal length / eyepiece focal length several Barlow multiples= maximum magnification ratio )