Canon: Here’s Why RF Lenses Can Be Better Than EF Lenses
Canon made this 4.5-minute video explaining the technology of its new RF lens mount for full-frame mirrorless cameras and its strengths over conventional (e.g. EF) lens mounts.
Bye Bye Backfocus: See How Nikon’s Auto AF Fine Tune Works
SLR shooters have been dealing with autofocus misalignment issues for as long as autofocus itself has existed, but thanks to Nikon's new AF Fine Tune feature, what used to be a very annoying and difficult problem can now be fixed with a few button clicks.