Sullivan, C M <br/><br/>
Reading addition analysis of progressive addition lenses.  [electronic resource] 

 -  Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists)  Apr 1991 
 - 147-55 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article 
<br/><br/><label>ISSN: </label>0275-5408 
<br/><br/><label>Standard No.: </label>10.1111/j.1475-1313.1991.tb00214.x  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Equipment Design<br/>Eyeglasses<br/>Models, Theoretical<br/>Optics and Photonics<br/>Reading