JIP
No longer a newbie, moving up!
Sigma is the aftermarket when you cannot afford the brand lens c'mon this should be a simple one buy the Canon.
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Sigma is the aftermarket when you cannot afford the brand lens c'mon this should be a simple one buy the Canon.
just try using a monopod while panning with a motorbike at 90mph 3meters away, no chance!
What is DA?/\ do I know you from DA??
They are licensed by Canon to my understanding, and are not backward engineering.