Saxena, Arpit. <br/><br/>
Introductory to ray optics  [Book] / 
Arpit Saxena. 
 - 1st ed. 
 - New Delhi :  cyber tech publications,  2010. 
 - 240 p. 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>9788178845883 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Optics.
<br/><br/><label>Dewey Class. No.: </label>621.381045