Obstfed, Henri. <br/><br/>
Optics in vision:   foundations of visual optics and associated computations/  
Henri Obstfeld. 
 - London :  Butterworths,  1978, 
 - xii, 327 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographies and indexes. 
<br/><br/><label>ISBN: </label>0407000550  10.50 
<br/><br/><label>LCCN: </label>77-030550 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Eye--Accomodation and refraction.<br/>Eye--Refractive errors..<br/>Optics, Physiological<br/>Ophthalmic lenses.