Orion 90mm Inside Diameter Cast Aluminum Telescope Tube Rings, Set of Two
What's Included With This Item:
- Orion Mounting Bolts
- Orion 1 Year Limited Warranty
The Orion 90mm ID Telescope Cast-Aluminum Tube Ring set features quick-release, hinged clamp knobs and felt lining. Designed for use with Orion mounts, they fit some other brands of mounts as well. One of the two rings in the set has a 1/4"-20 piggyback camera adapter on it, the other has a threaded 1/4"-20 hole.
The piggyback camera adapter can be removed for mounting an adapter plate for a guide scope on top of the tube rings. For use with SkyView Pro or Atlas mounts, you will also need a dovetail mounting plate, #7383 (8" length) or #7385 (13" length). Set of two rings includes mounting bolts and washers.
|Ring type||1/4"-20 piggyback camera adapter
Threaded 1/4"-20 hole
|Rings Fit||AstroView/Explorer 90, ShortTube 80, 80mm f/11 OTA|
|Use with||Orion EQ-1, EQ-2, EQ-3, or AZ-3 mounts|
|Warranty||Orion 1 year limited warranty|