Optical connector plug

PURPOSE: An optical connector plug is provided to allow a stopper of SC type to be used in a stopper of LC type by mechanically and optically connecting the stopper of SC type to the LC adapter. CONSTITUTION: A ferrule(35) accepts a fiber which is optically connected to an LC adapter. A long flange(33) protects the ferrule and is inserted into the LC adapter. A housing(31) comprises an insertion hole(36). A stopper(41) is inserted into an insertion hole. The housing protects the long flange. The housing mechanically connects the stopper to the LC adapter. The lever(32) is formed on the housing with incline.