Thread: Sigma 500mm F4
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Old Saturday 24th September 2016, 15:29   #6
seaspirit
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Join Date: May 2008
Location: Nova Scotia
Posts: 439
Quote:
Originally Posted by Vespobuteo View Post

Nikon version has the electro magnetic shutter,
.
Aperture, shutters are in mostly found in camera bodies .......

What it will offer, that non of the other big name primes has to offer is the USB-port to fine-tune lens performance to a camera body and shooting scenario, and to update firmware without sending gear in for service.
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