iOptron Set of Star Knobs - 8340 Eyepiece Set The Astro Fi 102mm Maksutov-Cassegrain

The Astro Fi 102mm Maksutov-Cassegrain from Celestron with fully coated glass optics provides outstanding views the Moon and planets

the Hyperions have been totally redesigned to deliver better transmission

screw-down the inner ring until the Eyeguard does not slip off

The simple negative element Barlow lens increases eyepiece eye-relief

you can leave it attached permanently for spontaneous sky-watching sessions

iOptron Set of Star Knobs - 8340 Eyepiece Set The Astro Fi 102mm Maksutov-CassegrainiOptron Set of 3 Star Knobs This product consists of a set of 3 Star Knobs from iOptron for the MiniTower MiniTower II MiniTower Pro AZ Mount Pro level adjustment. These can be used where they are not provided with the mount or as replacement adjusters for any reason.