The Backyard Astronomer's Guide - 4th Edition Revised & expanded - Terrance Dickinson & Alan Dyer Observing Accessories Weight: 2 pounds

Weight: 2 pounds

Working both with and without a telescope

these binoculars produce bright and brilliant images even at night

allowing you to utilize most of today’s best autoguiders

900+ Object Database

The Backyard Astronomer's Guide - 4th Edition Revised & expanded - Terrance Dickinson & Alan Dyer Observing Accessories Weight: 2 poundsREVISED AND EXPANDED EDITION This classic, groundbreaking astronomer's guide has been the go to field guide for both beginning and experienced amateur astronomers for nearly 30 years. The fourth edition, revised, brings Terence Dickinson and Alan Dyer's invaluable manual completely up to date. Setting a new standard for astronomy guides, it will serve as the touchstone for the next generation of stargazers as well as longtime devotees. Technology and