The Panasonic 16-35mm F4 Lens Focuses Crazy Fast Now

For a while, the Panasonic 16-35mm f4 Lumix S Pro was one of the L Mount's fastest focusing lenses. Then that changed with the introduction of a few primes. But with the recent Leica SL2s firmware update, we're updating our 16-35mm f4 review. The lens is even faster than it was before, and we're not honestly surprised by this. Technically, it means that this lens is an absolute cheetah when autofocusing. In practice, that's indeed true. Also true is the fact that people don't really need super-f...