
THE TELESCOPE
PREFACE
CHAPTER I THE EVOLUTION OF THE TELESCOPE
CHAPTER II THE MODERN TELESCOPE
CHAPTER III OPTICAL GLASS AND ITS WORKING
CHAPTER IV THE PROPERTIES OF OBJECTIVES AND MIRRORS
CHAPTER V MOUNTINGS
CHAPTER VI EYE PIECES
CHAPTER VII HAND TELESCOPES AND BINOCULARS
CHAPTER VIII ACCESSORIES
Designed for curious observers who own or dream of owning a telescope, this volume offers a clear, practical guide to the instrument’s construction and use without drowning the reader in dense technical manuals. The author traces the telescope’s origins from simple spectacles through early experiments, setting the stage for the modern designs that amateur astronomers can assemble or purchase today. Along the way, it explains how optical glass, lenses, and mirrors work together to bring faint stars into focus.
The book balances historical anecdotes with hands‑on advice, covering everything from mounting and eyepiece selection to routine care and testing. Readers will find concise explanations of magnification, eye relief, and the trade‑offs of different tube designs, plus tips for setting up a stable observing site. By the end of the first part, listeners will feel confident about choosing, assembling, and maintaining a telescope that lets the night sky come alive in their own backyard.
Language
en
Duration
~8 hours (496K characters)
Publisher of text edition
Project Gutenberg
Credits
Produced by Chris Curnow, Les Galloway and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by The Internet Archive)
Release date
Dec 16, 2016
Rights
Public domain in the USA.
Subjects

1864–1923
A pioneer of early electrical engineering, he helped shape how modern power and lighting systems were understood at the turn of the twentieth century. He also wrote clear, practical books that brought technical subjects like illumination and telescopes to a wider audience.
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