This book is a comprehensive technical treatise on binoculars as visual optical instruments. The author begins by discussing the function of binoculars and the

"Decades of experience concentrated into the highest possible SNR." - Stephen F. Tonkin, Author Binocular Astronomy "Bill Cook is a seasoned optical professiona

Fair, witty appraisal of cranks, quacks, and quackeries of science and pseudoscience: hollow earth, Velikovsky, orgone energy, Dianetics, flying saucers, Bridey

Describes the structure and special features of a variety of binoculars and telescopes and discusses the use of these instruments for studying birds, stars, arc

"Test your knowledge True False Beer has more calories than milk. Every fourth year is a leap year. Turkey's can't fly. Cleopatra, Queen of the Nile, was an Egy