I'm in the market for a flash for my Sony A57. The two I'm focused on are the Sony HVL-F43AM for around $350 or the Sigma EF610 for around $250. They both seem very similar from a feature ...
I have a Minolta 7000 A/F film camera, circa 1986. I also have a Sigma 75-300 A/F Lens which works well with that camera. I have since updated to the Sony Alpha 330 camera and the original Minolta ...