QTECLOR Compact Binoculars for Kids Specifications: Magnification: 8x Objective Lens Diameter: 21 mm Ocular lens Diameter: 18 mm Field of view (at 1000 yards): 366 ft Field of view (at 1000 m): 122 m Prism Coating: Yes Number of Lens: 5 Pieces and 3 Groups Lens Coating: FC Focus System: Center F..