11-30-2010, 03:26 PM
To add a word on reliability...
lensrentals.com has been publishing servicing statistics for the last two years or so and have stopped proposing both the sigmas 120-400 & 150-500 due to their very low (abnormal) reliability.
lensrentals.com has been publishing servicing statistics for the last two years or so and have stopped proposing both the sigmas 120-400 & 150-500 due to their very low (abnormal) reliability.