"Li, Shengyi; Dai, Yifan" <br/><br/>
"Large and Middle-scale Aperture Aspheric Surfaces: Lapping, Polishing and Measurement" 

 - 1st 
 - 620p    cm 24 
<br/><br/><label>ISBN: </label>978 1118537466 
<br/><br/><label>Dewey Class. No.: </label>681  /  sh 311