So a replacement is announced already the Mk 4 with very fast phase detection auto focus, some weather proofing and changes to the processing engine. It looks very good on paper and could be just the ticket for birds in flight!
So a replacement is announced already the Mk 4 with very fast phase detection auto focus, some weather proofing and changes to the processing engine. It looks very good on paper and could be just the ticket for birds in flight!