conceptual shot of an eye crystalline lens replacement. ophthalmic surgery. return of sight. removal of cataracts. surgical

background cataract cataracts clinic closeup concept conceptual corneal correction crystalline doctor errors eye eyeball femtosecond focusing holds implant implanted intervention intra intraocular iol iraq iris lens loss macula medical medicine monofocal multifocal ocular oculist opacity ophthalmic ophthalmologist ophthalmology optical optics patient phaco photo refractive removal replacement restoration retina return shot sight surgery surgical technology transparent vision