Congratulations to Katy Griffin for winning the Sigma 50-500mm f/4-6.3 DG OS HSM lens!   This month we gave our newsletter subscribers the chance to win a NEW Sigma 50-500mm f/4-6.3 DG OS HSM lens.   Entry to the competition required an email response to the question “What is the name of the Sigma digital camera with the unique curvy body that was recently introduced? “. The correct answer choice was (B),  dp2 Quattro which Katy provided and her entry was randomly selected.