iOptron iCAM Extension Tube - 3370 type-tripods and piers 56 focal ratio

56 focal ratio

The Celestron Padded 40" Telescope Bag has a hidden external zipper pocket to hold eyepieces and other accessories

Comes with a 2-year Celestron warranty

Safety Warning - How to Protect Your Eyes (link to Safety Information)

The nternal baffle design is optimized for astrophotography

iOptron iCAM Extension Tube - 3370 type-tripods and piers 56 focal ratioThis iOptron extension tube for the iCAM series of imaging cameras is 20 mm long and approximately 30 mm in diameter with M28. 5x0. 6 threads at both ends. See the dimensions drawing (in photos section) to get a full sense of the design of this extension tube.