SKY ROVER XWA ULTRA WIDE-ANGLE 110° EYEPIECE 13mm Equatorial SII FAST filter transmission curve

SII FAST filter transmission curve

with a very little vignetting  Dimensions (mm) 248 (419 with dew shield) L x 252 W x 282 H Weight 9 kg Backfocus from back plate 115 mm Backfocus from full-in standard focuser ~ 65 mm RMS polychromatic spot size Max

but they make the strength of the pier completely pointless

The Wave 150i uses strain wave gearing

Remove the coarse adjustment knob of the telescope focuser using a suitable sized wrench

SKY ROVER XWA ULTRA WIDE-ANGLE 110° EYEPIECE 13mm Equatorial SII FAST filter transmission curveThe Sky Rover XWA 110 13mm eyepiece provides an astounding 110 degree field of view. The XWA series is equally well suited to deep sky and terrestrial use, with fully multicoated lens elements providing crisp, high contrast views. The XWA 13mm includes both 2" and 1. 25" connections, as well as 1. 25" and M48 x 0. 75 filter threads, allowing you to attach a wide range of visual filters. With 13mm of eye relief and foldable eyecup, the Sky Rover XWA