Vision detecting device, system and method

The invention provides a vision detecting device, system and method. The vision detecting device comprises a storage module used for storing vision detecting icons and vision standard data, a display module connected with the storage module and used for displaying the vision detecting icons, an interaction module connected with the display module and used for obtaining the vision detecting type, triggering the display module to display the vision detecting icon corresponding to the vision detecting type, and obtaining the vision detecting data of a user according to the feedback of the user to the vision detecting icon, and a calculating module connected with the interaction module and the storage module and used for determining the vision detecting result according to the vision detecting data and the vision standard data. By means of the vision detecting device, vision can be detected any time any place according to user demands, and real-time performance of vision detecting and monitoring is improved.