I'm giving five stars because this lens can do for the price. First, it's tiny! It would be tiny even if it were 35/2.5, but it's 1.2! Focusing is good and smooth. The aperture ring doesn't snap into place, but since it's on the back, there's little chance of accidentally changing the aperture. Focus travel is fairly short and the lens focuses quickly and easily when actually popping into the viewfinder. However, it's also easy to change focus unintentionally, so be careful with that. Also, not