Tele Vue Focuser Extension Tube - 3.5" - X3C-0009 vendor-meade This simultaneously lightens and strengthens

This simultaneously lightens and strengthens the diagonal

About the Celestron Advanced VX 11" Schmidt-Cassegrain Telescope

Optimized Optical Design: Explore 82 Degree Series ultra-wide eyepieces are optimized through each design

The patented dual encoder design allows the scope to be moved manually whenever the user wishes - but with no need for re-alignment

Tele Vue Focuser Extension Tube - 3.5" - X3C-0009 vendor-meade This simultaneously lightens and strengthensAbout the TeleVue 3. 5" Focuser Extension Tube TeleVue Telescope Drawtube Extensions help your telescope reach focus when not using a diagonal as is the case in many imaging applications. They are also useful (with or without diagonal) when you need more out travel for focusing on nearby terrestrial subjects. TeleVue Extention Tubes slip into any telescope''s 2" drawtube and includes brass clamp rings to prevent marring of accessory barrels. TeleVue