Offers optical supplies and equipment for astronomy-related sciences and persons interested in the astronomy field.

British company that manufactures telescopes, Newtonian mirror sets, eyepieces, and other accessories.

Custom optics and interference filters with specialization in astronomical filters.

Product lines include small to medium aperture telescopes, binoculars, spotting scopes, educational tools and accessories.

H-Alpha and white light solar filters and accessories for telescopes, plus the Maxscope line of dedicated solar instruments.

Offers custom design and fabrication of astronomical telescopes. Manufactures automated mounts/tracking platforms. Provides in-house optical design and fabrication services, repair services. Dealer for a variety of product lines related to astronomy and other industries.

Uniquely designed, collapsible open frame telescopes and primary mirror cells which are CNC machined from aluminum.

Manufactures the I 3 eyepiece visual image intensifier system which features TeleVue optics, and an optional CCD video adapter for real time display.

Uniquely designed, patented focuser for use on a variety of telescopes. Offers optional electric focus mechanisms for their focusers.

Manufactures telescopes and binoculars, optical components including singlet, doublet, cylindrical and aspherical lenses, prisms and corner cubes, beamsplitters and waveplates, polarizers and coatings.

Offers custom optics fabrication, design consulting and optical testing services for the scientific, industrial and astronomical communities.

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

Manufacturer of binoculars, spotting scopes, telescopes, digital microscopes, magnifiers and optical accessories.

Manufactures astronomical telescopes, observatories, domes, optics, focal plane instrumentation and LIDAR equipment. Company also manufactures products for healthcare, vision, measurement and analysis, research, sports, microelectronics, photography and projection applications.

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.

Designer and builder of economical astronomical telescopes, binoculars, and accessories including Planetary eyepieces, diagonals, and refractors.

Manufacturers of hunting optics for rifles and airguns. Includes a list of retailers, product specifics and a mailing list.

Manufactures the Teleport brand of Dobsonian telescope products for all markets outside North America. Offices located in the UK.

Beautiful heirloom quality terrestrial and nautical brass telescopes, hand held travel telescopes and all weather telescopes.

Useful 5mw green laser pointers with remote on-off switches, suitable for use as a star finder on a telescope.

British manufacturer of a wide range of astronomical telescope accessories and astronomy related accessories including the GigaWedge and GigaPier for Meade 16" LX-200 scopes.

Offers simple and GOTO telescope drives, sidereal time clocks and other electronics equipment for astronomers.

Manufacturer of binoculars, spotting scopes, telescopes and accessories.