Inside tube diameter is 132mm, use with telescope optical tubes up to 132mm in outer diameter.
Set of two cast-aluminum telescope tube rings with quick-release, hinged clamp knobs and felt lining.
It can adjust eyepiece location;help you to get more sharp image.
Application:Support all types of telescopes, reflector, refractor, to observe the star clusters, moon, , planets and other celestial bodies.
It can adjust eyepiece location;help you to get more sharp image.
Description
Type: Monocular
Model Number: 114mm 150mm 203mm Astronomical Telescope Tube Rings
Only the above package content, other products are not included.
Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.