دانلود کتاب Field guide to binoculars and scopes

Modern binoculars and scopes meet a variety of user needs. This Field Guide provides readers with a concise, organized reference that explains the functions and configurations of instruments commonly used by bird watchers, hunters, amateur astronomers, and military and law-enforcement members. This book also addresses the rationale behind instrument design choices, with hardware examples illustrating specific arrangements and features. Table of Contents - Fundamentals - Pertinent Eye Parameters - Basic Configurations - Binoculars - Monoculars and Spotting Scopes - Riflescopes and Weapon Sights - Astronomical Scopes - Mounts for Astronomical Binoculars and Scopes - Binocular and Scope Performance - Optical System Considerations - Mechanical System Considerations - Photography through Binoculars and Scopes - Maintenance of Binoculars and Scopes - Desirable Instrument Attributes - Equation Summary - Bibliography - Index