what fisheye/ring do i need for this camera?

[sax]

http://www.bestbuy.com/site/olspage...dycam&lp=4&type=product&cp=1&id=1218049882823

 

[Andy Rhode]

probably a kenko .43 and the 37 to whatever size threads that one has

 

[sax]

thanks. would anyone happen to know what size the lens is on that cam? i cant seem to find out. and its particularly difficult when all i got to work with is some pictures on the net.