What makes DSLR phase detection AF fast?

Started Mar 19, 2014 | Discussions thread
Shop cameras & lenses ▾
ForumParentFirstPrevious
Flat view
nofumble Senior Member • Posts: 1,511
What makes DSLR phase detection AF fast?

I know it has dedicate AF sensor, but don't know if it use analog circuitry, or DSP to make it much faster than on sensor AF (for now).

ForumParentFirstPrevious
Flat view
ForumParentFirstPrevious
Keyboard shortcuts:
FForum PPrevious NNext WNext unread UUpvote SSubscribe RReply QQuote BBookmark MMy threads
Color scheme? Blue / Yellow