What Hyperfocal Distance Is and How to Use It for Sharp Landscapes
You frame a landscape with a striking rock in the foreground and mountains on the horizon, you focus on the mountains because that is your subject, and when you get home the foreground rock is soft. Or you focus on the rock, and the mountains go mushy. The scene your eye saw as sharp from front to back will not cooperate. The fix is more than a century old and it is one of the most useful, and most misunderstood, ideas in landscape photography: the hyperfocal distance.