Optical viewing device used in surgery comprises a frame, and a lens unit connected to the frame and having a deviating device deviating the viewing direction of the user

摘要

Optical viewing device (1) comprises a frame (F) and at least one lens unit (3) connected to the frame. The lens unit has a deviating device deviating the viewing direction of the user. Independent claims are also included for a magnifying lens unit, and for a magnifying viewing device. Preferred Features: The lens unit produces a magnified image and is fixed on a spectacle lens (14) so that the user can view a normal image through another part of the lens without tilting the head.