Type: Astronomical Telescope Objective Lens Diameter: 50mmEyepiece diameter: 20mmMagnification: 50Type: MonocularPrism Description: BAK4Material: MetalLens Coating Description: FMCFocus Type: CentralFocus ratio: 7.2Starfinder: 2X20Optical system: refractionTripod: camera tripodCaliber: 50mmZenith Mirror: Full Erect Image Zenith MirrorFocal length: 360mmCoating: Multilayer coatingNote:Due to the light and screen diffece, the item's color may be slightly diffet from the pictures.Please allow a slight deviation for the measurement data and make sure you do not mind before ordering.Support single camera, dual camera, three camera and four camera.