Mobile Phone Camera Telescope Telescopic Zoom Monocular High-power Zoom $ 18.50 Specification: Model: 10*30040 Structure: Monocular Function type: Zoom telescope Purpose: Civilian telescope Instrument magnification: 10-300 Exit pupil distance: 10000 (mm) Exit pupil diameter: 10000 (mm) Field of view: 4.6-2.6 Resolution: 10000 Note10x300x40 set: 10-3030 standard + tripod + Photo Clip
