William Optics GT81 Grand Turismo Refractor with WIFD Focuser - Space Gray - T-GT-81SG-WIFD Saddle Plates This Riser base with 4"

This Riser base with 4" height is combined with an existing Telrad Mounting Base in order to enhance viewing by off-setting the sight from the main telescope tube

This SharpStar 140PH 3" - 0

and thus is quite effective in suppressing light pollution sources when shooting galaxies

dovetail & handle

William Optics GT81 Grand Turismo Refractor with WIFD Focuser - Space Gray - T-GT-81SG-WIFD Saddle Plates This Riser base with 4"The William Optics GT81 Triplet Refractor has a focal length of 478 mm and an f ratio of f 5. 9. FPL 53 glass is used in the optical system to reduce chromatic aberration and produce sharp, high contrast images, whether using the GT81 for observing or astrophotography. This GT71 WIFD model is white with gray trim; it is also available in red or gold at the same price. We may show other colors if the image itself is helpful. Just remember that you will