El-Kareh, A. B.,  1932- <br/><br/>
Electron beams, lenses, and optics / 
by A. B. El-Kareh and J. C. J. El-Kareh 
 - New York :  Academic Press,  1970 
 - xiii, 411 p. :  ill. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> USD 25.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electron optics<br/>Electrostatics
<br/><br/><label>Dewey Class. No.: </label>537.56