Patent ID: 7232222
Filing Date: 2007-06-19
Classification: A61B,G02B

Abstract:
1. An operation microscope comprising: an objective lens set so as to confront an eye to be operated; a front lens that is insertable and removable manually from a space between the eye to be operated and the objective lens and having a detecting means to detect the insertion and removal of the front lens; an illumination means for generating an illumination light for illuminating the eye to be operated, the illumination means being capable of changing an angle of the illumination light flux with respect to an optical axis of an observation light flux used to observe the eye to be operated; and a control means for, based on a signal generated by the operation of the detecting means in response to the insertion and removal of the front lens, operating the illumination means in an interlocking manner so as to observe the eye to be operated.