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Orion 298 mm ID Tube Rings - 11.7" - 07377
Orion 298mm ID Tube Rings
298mm ID Orion Telescope Tube Rings allow you to securely attach a similarly sized telescope optical tube to any Orion Equatorial or Altazimuth telescope mount. These 298mm (11.73”) ID tube rings are made of cast-aluminum and feature quick-release, hinged clamp knobs and a soft felt lining. One ring has a 1/4"-20 piggyback camera adapter, while the other has a threaded 1/4"-20 hole. For use with the Orion Atlas 10 reflector, the Orion 254mm f/4.7 OTA or similarly sized optical tube assemblies. Set of two rings with necessary mounting bolts and washers are included.
Tube Ring Reference Guide
|Item Number||Ring Inside Diameter (ID)||Rings Fit|
|07369||76 mm (3.0")||Orion Observer 70 refractor telescope|
|07370||90 mm (3.5")||Orion AstroView/Explorer 90 Refractor Telescopes, Orion ShortTube 80 Refractor Telescope, 80mm f/11 telescope optical tube assembly|
|07371||100 mm (3.9")||Orion AstroView 100 Refractor Telescope, StarMax 90, Orion SkyView Pro 100mm Refractor Telescopes, Orion 80mm ED Refractor Telescopes, 100mm f/6 telescope optical tube assembly|
|07372||116 mm (4.6")||Orion Apex 102 Maksutov-Cassegrain Telescope, Orion AstroView 120/120ST Refractor Telescopes, 120mm f/5.0 and f/8.3 telescope optical tube assemblies|
|07373||140 mm (5.5")||Orion ShortTube 4.5 Reflector Telescope, Orion StarBlast 4.5 Astro Reflector Telescope|
|07374||144 mm (5.67")||Orion Apex/StarMax 127 Maksutov-Cassegrain telescopes, Orion SkyView Pro 127 Maksutov-Cassegrain|
|07375||182 mm (7.2")||Orion SkyView Pro 6 and 6LT reflector telescopes, 150mm f/8.0 telescope optical tube assembly|
|07376||235 mm (9.25")||Orion SkyView Pro 8 Reflector Telescope, Orion Atlas 8 Reflector Telescope, 203 mm f/4.9 telescope optical tube assembly|
|07377||298 mm (11.7")||Orion Atlas 10 Reflector Telescope, 254mm f/4.7 telescope optical tube assembly|