Maker of cameras, microscopes, endoscopes, industrial scopes, printers, recorders, and binoculars.

Sells astronomical and terrestrial telescopes, binoculars, spotting scopes, microscopes, digital cameras, GPS equipment, range finders and accessories. Located in U.K.

Vendor of firearms accessories, including grips, scopes, stocks, and mounts.

Shop for rifle scopes, range finders, spotting scopes, binoculars, airguns, radios, and blackpowder products.

Night vision scopes, goggles, weapon sights and variety of day-time optics.

On-line shop offering beginner telescopes, rifle scopes and binoculars for bird watching and hunting. Located in the U.K.

Offers astronomical telescopes, Celestron spotting scopes, Pentax eyepieces, digital binoculars and a variety of accessories. Categorized product listing, specials and online ordering.…

Offers repair, cleaning and collimation services for binoculars, telescopes, rifle and spotting scopes. Specializes in repair of antique and military instruments.

Sells a wide range of binoculars including auto focus, night vision, zoom, standard and compact models. Also sells monoculars and rifle scopes. Located in California.

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

Telescopes, spotting scopes, binoculars, digital cameras, night vision scopes and microscopes from several manufacturers including Celestron, Leica, Meade, Intes, Konus, Skywatcher, Steiner and many others. Located in England.…

Offers information about the pistols, rifles, scopes, and scope mounts made by this manufacturer. Provides a chat room and a dealer locator.

Offers a variety of Italian themed products including watches, clothing and kitchen accessories. Contact and ordering information.

Offers binoculars, spotting scopes, and rangefinders; includes product specifications.

Offers German hunting scopes, and illuminated reticle scopes.

Canadian manufacturer of spotting scopes and rifle scopes, binoculars, eyepieces, telescope accessories and tripods.

Several product lines of telescopes, binoculars, spotting scopes, microscopes and eyepieces, plus a large variety of accessories.

A very nice article on the actual use of O'Scopes.

Chinese manufacturer and exporter of telescopes, binoculars, spotting scopes, monoculars, microscopes and tripods.

Manufacturer of telescopes, binoculars, spotting scopes, riflescopes, laser rangefinders, speed guns, and weather resistant digital cameras. Products are designed primarily for outdoor, sports and nature enthusiasts.…