Eschenbach Microlux 4x13 MonocularsEschenbach Microlux 4x13 Monoculars Smaller than a box of matches! Magnification at the touch of a finger: the lens unit is stored away safely in the protective plastic housing (only 48x25x38 mm) and with a light touch of the finger moves out into the viewing position. Press again and the lens retracts back into its protective case. An additional feature includes the ability to use it in reverse so that it acts as a field expander, which will prove