ISTAR produce superb quality 2inch enhanced dielectric diagonals, machined from solid aircraft grade magnesium alloy stock and with 12mm thick 1/10th wave dielectric coated mirror.  Price £119.
Also available are superb quality tube rings and dovetail bars, prices from £265 and £45 respectively - again machined from solid aircraft grade magnesium alloy stock, not cheap castings.
We recommend the new ATLAS CLAMP as the best way to mount your telescope, as it ensures a more positive and secure method of attaching OTAs of any format and weight to any commercially available mount. 
Please refer to the Peak2Valley Instruments website for details of the ATLAS CLAMP system and focuser options, including William Optics, Moonlite, Starlight Feathertouch and Baader steel track and most other commercial focusers. 
2 Diagonal Glass AD                              istar pro dovetail                           

     2" Dielectric diagonal                                       Pro style dovetail                           


Please note that prices on Istar Optical website are ex-works and do not include shipping and VAT.

Our prices include delivery and 20% VAT.