Books by Philip S. Harrington


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Astronomy For All Ages

The Deep Sky: An Introduction


The Illustrated Timeline of the Universe

The Space Shuttle

Star Ware, 4th edition

Star Watch

Touring the Universe Through Binoculars


Star Ware


Chapter 4.  Two Eyes are Better than One


Topics covered On-line Bonus Material Recommended reading

Topics covered

  • Binoculars basics

  • Checking optical quality

  • Ratings of specific brands/models

On-line Bonus Material

Recommended reading



    Web sites

  • Better View Desired

    • Designed specifically for birders, but with a lot of good advice for all binocular owners and purchasers.

  • Best Binocular Reviews

    • Well researched site devoted to all aspects of binoculars, including reviews by the site's creator. His page on astronomical binoculars is of special interest.

  • Birding Binoculars and How They Work

    • Discusses binocular basics, including construction and features to look for when purchasing.

  • Optics4Birding Scorecard

    • Interesting way of evaluating up to four different binoculars side by side based on preferences and parameters.  Doesn't include all brands, but offers a good cross-section.