See also:

Science: Astronomy: Business: Telescopes, Binoculars and Accessories -  (357)

Shopping: Recreation: Outdoors: Optics -  (14)

All About Optics - - Advice about selecting optics for birding and reviews of binoculars and spotting scopes. Sponsored by Eagle Optics.

Audubon Society Guide to Binoculars - - Guide to buying binoculars from the National Audubon Society.

Better View Desired - - Birding optics reviews, articles, manufacturers, and retailers.

Bird Watcher's Digest: OpticsFinder - - Collection of articles from the magazine on all aspects of buying binoculars and spotting scopes.

Birding Optics: Binoculars and Scopes - - Articles by Michael and Diane Porter on how to choose and use them, comparison charts of top brands, and how they work.

BirdScope - - Information about birding with Tele Vue telescopes, with telescope and accessory selection guides, specifications, reviews, usage notes, and dealer list.

Eagle Optics - - Resource for Binoculars and Spotting Scopes for Birding, Hunting, Nature, Sports, and Outdoor Recreation. See Complete Online Binocular Catalog and Buying Guide.

Mike's Birding Blog - - Reviews of optical equipment for birding and digiscoping. Articles and pictures about birding.

Optics4birding - - Sells binoculars, scopes, and tripods. Includes reviews, articles on optics basics and a buying guide.

WorldTwitch - Binoculars and Spotting Scopes for Birding - - Comparison of popular binoculars and telescopes used by birders, with recommendations.