Compton Gamma Ray Observatory

Aeroquest Machining Aeroquest Machining- Worm gear drives for the accurate tracking of deep space and planetary objects for viewing and imaging. Stepper and synchronous motor power systems are availa… Eastern Shore Company Eastern Shore Company- Concessionaire of coin-operated viewing machines, since 1973. Products include American-made coin-operated binoculars and telescopes. Nite I's Nite I's- Visual astronomy accessories including adapters, eyepieces, extensions, eyepiece parfocalizers, plus telescopes, hardware, and software. 43 Degrees South Astro 43 Degrees South Astro- Produces solar filters and binocular mounts for amateur astronomers. Located in New Zealand. Ufind Optics Company, Ltd. Ufind Optics Company, Ltd.- Chinese manufacturer and exporter of binoculars, telescopes, monoculars, golfscopes and spotting scopes. Opticast, Inc. Opticast, Inc.- Produces, using a patented casting technique, low cost diffraction limited replica optical mirrors for astronomical and other applications. Ceravolo Optical Systems Ceravolo Optical Systems- Offers custom optics fabrication, design consulting and optical testing services for the scientific, industrial and astronomical communities. DAR Astro Machining DAR Astro Machining- Products include mirror cells, helical and double helical focusers, eyepiece adapters, video camera adapters and eyepiece parfocal rings. Company is located i… Advanced Optics Limited Advanced Optics Limited- Produces the Vanguard 2000 heavy duty German equatorial mount which features stepper motor driven friction drives. Wildcard Innovations Pty. Ltd. Wildcard Innovations Pty. Ltd.- Australian manufacturer of Argo Navis Digital Telescope Computer systems for alt-azimuth, fork and German equatorial telescope mounts. North United Co., Ltd. North United Co., Ltd.- Chinese manufacturer of binoculars, telescopes, riflescopes, spotting scopes, night vision scopes, golf scopes. Lin Optics Co., Ltd. Lin Optics Co., Ltd.- Taiwanese manufacturer of small refractor and reflector telescopes, microscopes. Guan Sheng Optical Co., Ltd. Guan Sheng Optical Co., Ltd.- Taiwanese manufacturer of reflectors, refractors, Dobsonians, eyepieces, equatorial mounts and accessories. GAMBATO Costruzioni per Astronomia GAMBATO Costruzioni per Astronomia- Italian manufacturer of observatories, planetariums and geodes. Offers observatory structure maintenance services. BC&F Astro Engineering BC&F Astro Engineering- British manufacturer of a wide range of astronomical telescope accessories and astronomy related accessories including the GigaWedge and GigaPier for Meade… Astronomy Optics Astronomy Optics- Offers a variety of binoculars and binocular stands. Features product lines for astronomy and birdwatching. Located in the UK. Pegasus Optics Pegasus Optics- Optical manufacturer of parabolic primary mirrors and elliptical diagonals for astronomical telescopes. Available primary sizes range from 12-1/2" to 25". HoTech Corporation HoTech Corporation- Products include the Astro Aimer, which features a green laser pointer for pointing telescopes, and a variety of red and white LEDs for map reading and general… Astrozap Dew Shields Astrozap Dew Shields- Aluminum and flexible dew shields, caps and telescope covers for amateur telescopes. Many products are available in a variety of colors to match your telesco… Tau Ceti Company Tau Ceti Company- Accessories for astrophotography including the Universal Camera Mounting Adapter for attaching cameras/telephoto lenses to telescopes, the XY Finder for guide sc… Vixen North America Vixen North America- Telescopes and telescope mounts, binoculars, Lanthanum eyepieces and other accessories. Universal Astronomics Universal Astronomics- Optical instrument mounts including the T-Mount, UniMount and UniStar for binoculars and telescopes. Retailer for a variety of other product lines. PreciseParts PreciseParts- Custom telescope parts and one-of-a-kind components, designed and machined in aluminum, stainless steel, brass, bronze, titanium, Teflon. Re-manufactures hard to fin… Peterson Engineering Corp. Peterson Engineering Corp.- Buck's precision gears for LX-200s, EZ Balance counterweights, EZ Clutch and EZ Focus kits, Eye Opener visual backs, and Mounting Assistant plates for … Equatorial Platforms Equatorial Platforms- Wood and aluminum motorized, low profile equatorial platforms for Dobsonian and other altazimuth telescopes. Various accessories including stepper motor cont… R.F. Royce R.F. Royce- Compound reflective optical systems including Cassegrain, Ritchey-Chretien, Dall-Kirkham and various modifications. Refractive systems including achromatic and apochro… Clement Focuser Clement Focuser- Uniquely designed, patented focuser for use on a variety of telescopes. Offers optional electric focus mechanisms for their focusers. Moonlite Telescope Accessories Moonlite Telescope Accessories- Extremely robust Crayford style focusers, focuser accessories, truss tubes and truss tube connector systems, plus telescope accent kits to personal… Lumicon International Lumicon International- Products include Easy Guiders, hypered film and hyper kits, diagonals, the Sky Vector NGC, richfield viewers and many other accessories for amateur astronom… Le Sueur Manufacturing Company Le Sueur Manufacturing Company- Produces the Astro Pier product line of telescope piers for fork mounted and German equatorial telescopes.