Slit lamp microscope and ophthalmic laser treatment...

Details Slit lamp microscope and ophthalmic laser treatment... Slit lamp microscope and ophthalmic laser treatment...

2007-09-24

2009-12-08

Dang, Hung X (Department: 2873)

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

C351S221000

Reexamination Certificate

active

07628490

ABSTRACT:
A binocular slit lamp microscope for observing a patient's eye, comprises: an objective lens; binocular eyepieces; and a mechanism that includes a plurality of optical systems and is arranged to switch the optical systems to be selectively placed in a predetermined position between the objective lens and the binocular eyepieces on an observation optical path, the mechanism including a variable magnification optical system for changing observation magnification and a viewing angle changing optical system for changing a viewing angle between a right viewing path and a left viewing path.

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