[janoskiss (Steve H)]

Originally Posted by OneOfOne

It was interesting that the other night, using the 2x Celestron Barlow resulted in MUCH less degradation to the image, even with the 7mm. As I recall, the 7 with the 2x looked better than the 10 with the 2.5x...although in both cases the image was pretty "soft".

Have a look at this thread on CN for some food for thought. But do give the Powermate more of a chance, and in good seeing too.