Optical system: refractionTotal magnification: 20~120 timesCaliber: 70mmFinder: 5x24Focal length: 400mmZenith Mirror: 45° Erect Image Zenith MirrorFocus ratio: 5.7Length of primary mirror: 360mmEyepiece: K20mm, magnification: 20 timesOptical coating: FMC full multilayer coatingEyepiece: K10mm, magnification: 40 timesTripod: Aluminum alloy retractable tripodTeleconverter: 3 times Barov teleconverterTotal weight: 2.5KGMobile phone holder with eyepiece: K10mmAs we all know, diffet computers display diffet colors,The color of the actual product may be slightly diffet from the picture below.