Ocular Peyman wide field lenses Eye Gonioscopy Optician Eye doctor Glaucoma TestOcular Peyman wide field lenses Eye Gonioscopy Optician Eye doctor Glaucoma Test gonioscopy lenses, which are specialized medical devices used by eye specialists to examine the drainage angle of the eye for signs of glaucoma. Function: They allow doctors to visualize the anterior chamber angle where the cornea and iris meet. Types: The lenses in the image appear to be different configurations, likely including 3 mirror and 4 mirror designs used for