Interferometry for Amateur Telescope Makers Willmann-Bell Included are more than 450

Included are more than 450 illustrations

plus a set of seasonal finder charts

as well as the grand design

Featured objects in Hydrus include NGC 602

0 Deep Sky Field Guide expands and enhances the Uranometria 2000

Interferometry for Amateur Telescope Makers Willmann-Bell Included are more than 450Interferometry for Amateur Telescope Makers, A practical guide to building verifying and using an optical interferometer including powerful software to evalute interferograms By William Zmek. Product Information: 6 by 9 inches, hardbound, 500 pages, 38 photographs, 195 drawings. CD is included. This book has been written for the Amateur Telescope Maker (ATM) one who grinds, polishes, figures and tests optical surfaces with the objective of achieving