Historical introduction.- Basic (Gaussian) optical theory of telescopes.- Aberration theory of telescopes.- Field correctors and focal reducers or extenders.- Major telescopes from Lord Rosse to about 1980.

Complete compendium on the physics and applications of telescope optics, underlying the original and oldest of astronomical instruments.

Thoroughly scholarly work that provides both the historical perspective and the state-of-the-art technology, such as the 4-lens corrector of Delabre and the LADS corrector.

Newly updated edition brings this authoritative work completely up to date..

From the reviews
"... an unequalled reference for those who have interest in the field ... a unique reference in a superb presentation."
ESO Messenger