Instruments

 - Title : Aberrations of optical systems.

- Author : W.T Welford.

- Description : This book will be a useful text for the postgraduate courses in applied optics and optical system design.

- Published Year : 1986.

- Number of pages : 278 pages.

- This is a hard back book.

- Published price £70.00 OR $122.50

- AURORA PRICE ONLY £35.00 OR $61.25

Instruments

- Title : Seeing and Believing.

- Author : Richard Panek.

- Description : How the telescope opened our eyes and minds to the heavens.

- Published Year : 1998.

- Number of pages : 190 pages.

- This is a hard back book.

- Published price £12.00 OR $21.00

- AURORA PRICE ONLY £6.00 OR $10.50