400mm focal length; with bright; wide-field optics puts numerous potential guide stars in view so you'll never have to search for one; mini-guide tube to quickly find objects and guiding stars; designed both for visual; as well as for photographic use
Have a built-in worm-focuser with brass compression ring and 2 thumbscrews; 90mm focusing range "10mm focusing range with micro-focusing helical focuser; the rest is by a fixable; scaled drawtube" is made possible by an extremely precise focus adjustment
Take 1.25 inch eyepiece; worm focuser for fast focusing prevent rotation of camera or eyepiece; use as viewfinder to waste less time finding objects in visual observation; come with matching pipe clamps and synta style mounting plate to install easily
Simply screw the dovetail clamp onto your photo tripod or tripod head; and you can mount your telescope on the tripod
A generously dimensioned surface with 25 mm width presses the bar against the othe side of the clamp