Recent content by Simon Heffer

Thanks all. I guess I should go over to the Photography forum to get SLT sensor advice?

Sony A77 with Sigma telephoto lens. I can see I have some dirt somewhere. I've having trouble finding it. It only shows up on the viewfinder when the telephoto is fully extended. Does this mean it's: a) On the fat end of the lens b) on the camera end of the lens c) its in the camera body...