slit lamp in diagnostic office of doctor ophthalmologist. ophthalmic diagnostic microscopic medical equipment to diagnose cataract

background binocular biomicroscope care cataract clinic closeup condition conjunctiva conjunctivitis cornea detachment device diagnose diagnostic disease doctor equipment exam examination eye front glaucoma health instrument iris lamp lens medical medicine microscope microscopic nobody ocular office ophthalmic ophthalmologist optical part procedure professional retinal retinopathy science sclera slit technology test tool white