Two simple intraoperative measuring techniques: keratometry by contact lens and intraocular lens power verification.
D003261:Contact Lenses / Q000592:standards*; D003315:Cornea; D006801:Humans; D007431:Intraoperative Complications; D007910:Lenses, Intraocular / Q000592:standards*; D013508:Ophthalmologic Surgical Procedures