I like the ES eyepiece, the 82D and the 68D but stay away from the 100D.
The extra fov is not worth the prices they command.
Having said that, their prices are going up.
Agena Astro are selling the 68D at $195 AUD nowaday.
http://www.ebay.com.au/sch/i.html?_f...piece&_sacat=0