BINOCULARS

PROBLEM TO BE SOLVED: To provide binoculars which do not require a built-in lens barrier and a lens barrier driving mechanism or the like, where operation for switching a lens to a shielded state and an opened state is facilitated and which are easily handled. SOLUTION: The binoculars are principally composed of a binoculars main body 1, left and right lens barrels 2 and 3 and a binoculars cover 13; and the main body 1 incorporates a focus ring 4 and a cam shaft having a cam for driving and withdrawing a lens, and the cover 13 is turnably attached to the main body 1. In a state where the binoculars are not used, the left and the right objective lenses and oculars are kept in a state where they are shielded by the cover parts 13a and 13b of the cover 13. In the case of switching to a use state, the cover 13 is operated to be turned so as to make the left and the right objective lenses and oculars in the opened state.