Reading Magnifier: S1-10D (Round type). S1-10D (2.5x - reference magnification* ) (Round type) Features: •High-precision aspherical lens reduces image distortion all the way to the lens periphery •Hard coating on the lens surfaces to prevent scratching •Rubber material on the handle for a comfortable, secure grip •Can be held in either the left or right hand •Available in two colors: red and blue... celý popis