A unit for eye examination of a type comprising at least one of a plurality of instruments (10, 11, 12, 13, 14) suitable for making it possible the execution of such examination, and a patients support (30, 100), said unit comprising a portion (1K) having a support plane (7) for such at least one instrument of said plurality of instruments (10, 11, 12, 13, 14), said patients support (30, 100) being placed on a side (17) of said portion of unit (1K) said patients support (30, 100) being movable along such portion of unit (1K).