星特朗天文望远镜***X6折射望远镜星特朗天文望远镜中国***，星特朗天文望远镜***X6折射望远镜适用范围广，品质保障，欢迎电询有优惠：18971340911.星特朗天文望远镜***X6折射望远镜星特朗天文望远镜中国***参数：OpticalDesignRefractorAperture(mm)150mm(5.91in)TelescopeTypeComputerized(GOTO)FocalLength1200mm(47in)FocalRatio8FocalLengthofEyepiece1(mm)20mm(0.79in)MagnificationofEyepiece160xFinderscope9x50TripodAdjustable,StainlessSteelTripodLegDiameter2"HighestUsefulMagnification354xLowestUsefulMagnification21xLimitingStellarMagnitude13.4Resolution(Rayleigh)0.93arcsecondsResolution(Dawes)0.77arcsecondsLightGatheringPower(Comparedtohumaneye)459xOpticalTubeLength51"in(1295mm)OpticalTubeWeight19lbs(8.62kg)MountHeight(Max)64"in(1626mm)MountHeight(Min)44"in(1118mm)TripodWeight18lbs(8.16kg)WeightofCounterweights2x12lbsWarranty2-yearTelescopeWarranty星特朗天文望远镜***X6折射望远镜星特朗天文望远镜中国***，星特朗天文望远镜***X6折射望远镜适用范围广，品质保障，欢迎电询有优惠：18971340911.)