problems with warranty issues with sigma

  1. S

    A high ' five ' for Sigma...great service

    I shoot the A99 ASony.Love macro so i spent good money and got a Sigma 150mm f2.8 now this lens has been tack sharp and flawless.SO imagine my surprise when i moved my set up about 2 ft to the left and tried to shoot again..NOPE..took the camera off mount and it had bad rattle and looking at the...