Anyone had tried b4 sony mount Samyang 85 f1.4 ? hows the review ? planning to buy it from ebay http://cgi.ebay.com/Samyang-85mm-f-1-4-IF-MC-lens-for-SONY-ALPHA-UV-FREE_W0QQitemZ110491954566QQcmdZViewItemQQptZCamera_Lenses?hash=item19b9d56d86 price around US$340 i feel its a gd buy.