TeleVue 0.375" (9.5 mm) Long Accessory Tube for 2.4" - TLB-0375 OIII Filters making it easy for one

making it easy for one person to transport and assemble

Is using the shadow/aim method a little difficult with your style of telescope

Field Stop (mm): 30

Ball bearings in both axis of the mount for smooth performance

The Celestron CPC 1100 GPS (XLT) Computerized Telescope use an internal GPS receiver that automatically downloads the date and time from orbiting satellites and pinpoints its exact location on Earth

TeleVue 0.375" (9.5 mm) Long Accessory Tube for 2.4" - TLB-0375 OIII Filters making it easy for oneTeleVue 0. 375" (9. 5 mm) Long Accessory Tube for 2. 4" The Tele Vue 0. 375" Length Accessory Tube for 2. 4" adds 0. 375" (9. 5 mm) extension between Imaging System accessories. Extension Tubes are sometimes necessary to position the imaging camera's sensor far enough backwards to match the focal plane location of your scope.