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30 Dec 2016
“Very neat and easy to use. Cannot fault it at all.” EU to UK poweradapter£13.55
10 Sep 2016
“When I 1st bought a T mount for my Nexstar 4 I realised I bought the one that was for the eye piece, then looked up for the C40/90 Adapter that attaches to the rear to join up with the mount. It's Perfect size and stable when screwing the attachment on the back of the telescope, I would recommend it and also recommend using the site for other products relating to the telescope. Just need patience to get the threads of the item and Nexstar 4 in line. ” Celestron T-Adapter for Nexstar 4, C40 and C90£18.99
17 Jun 2014
“I use it with the AstroMaster 90 and the 20mm eyepiece, which gives a magnification of 150 x, ideal for the moon and you can even see Saturn pretty well with it. It will not be the best, but it is for this price. ” Bresser 3x Barlowlens Achromaat£26.90