I own a used Nikon fit Sigma 300mm f/2.8 EX DG HSM and the live-view AF does not function.
I have verified beyond doubt that this is a trait of the lens and not a fault with my camera body (Nikon D7200) by testing the lens with numerous brand-new bodies at a local camera store.
It has been...
Thanks for the advice.
I've emailed Sigma about this, but have since discovered that the lens is still within the 6 month warranty that was supplied when I bought it used from an eBay store.
As such I have also contacted the store to see what they say about it.
One of the little electronic contacts on my Sigma 300mm f/2.8 broke off and fell in long grass (yeah) rendering the autofocus and electronic aperture adjustment inoperable
All those contacts seem to be part of a module held in by a couple of screws - does anyone know if that's a component I...
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