I've heard a few people mention that you can tape a couple of pins on a teleconvertor which allows you to retain AF on lenses which wouldn't usually let you. Which pins are taped and will it work with a sigma 2X teleconverter?[{POST_SNAPBACK}][/a]
http://www.fencecheck.com/forums/index.php...;prev_next=prevfirst post has a picture. don't know about sigma, but effectiveness will vary - ie in low light you may hunt forever without ever establishing a lock, particularly at 2x.[a href=\"index.php?act=findpost&pid=84345\"][{POST_SNAPBACK}][/a]