Tele Vue 3.5" Extension Tube (X3C-0009)

Tele Vue 3.5" Extension Tube (X3C-0009)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. Our extension tubes slip into any telescope's 2" drawtube and include brass clamp rings to prevent marring of accessory barrels.

99") Focal Length: 300mm (12") Focal Ratio: f/3

9 Minimum Magnification 43 Maximum Magnification 600 Light Gathering (compared to next size down) 44% General Info Focuser 2" Dual Speed Crayford OTA Length (Retract/Ext

it can be mounted to your telescope's accessory shoe with an F50FB

Celestron’s workhorse CGEM mount lineup has been the German Equatorial backbone for telescopes ranging from 6 to 11 inches of aperture

as well as eyepieces

This problem can easily be solved by blocking the infrared

if you have more than one telescope

how to obtain the highest possible useful magnification on a given night considering the ever-changing atmosphere

This skill

Sensor 1/3” CMOS IMX224/IMX225 Resolution 1

) as well as a good number of refractor-style telescopes

making this telescope the perfect camping companion