González, C <br/><br/>
Ronchi test for testing the powers of bifocal intraocular lenses.  [electronic resource] 

 -  Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists)  Mar 1997 
 - 161-3 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0275-5408 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lenses, Intraocular<br/>Optics and Photonics<br/>Optometry--methods