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Specification:ColorSilverMaterialMetalProduct caliber60mmOptical systemRefractionEyepieceK17.5, K25 (total 3 eyepieces)Distortion4.9%Maximum magnification20-166XFocal length500mmFocus ratio5.7Finder5x20Viewing angle1.3°Oblique mirror48°Optical coatingMulti-layer coatingBox size77x45x27cmWeight4kgFea..

Specification:ModelXA90Telescope Lens90mmLens MaterialPL LensLens 1PL20 (Power: 30 times)Lens 2PL6 (Power: 100 times)Limiting Magnitude12.3Corner Mirror45° MirrorLens Cone MaterialAluminium AlloyLens Cone CraftMetal PaintTripodAluminium Alloy Optical CavitiesReflectiveFocal Length600mmFinderscope6 x..