Focal Length, Subject Distance and F-Stop for Zone Focussing

Sleeping on top of the Electric Box

Shooting with a prime lens and zone-based manual is an almost Zen-like experience. No zoom to worry about. No panic as which focus points were selected or whether or not they happened to lock on to something completely random. The camera becomes a transparent tool that shoots as soon as you touch the shutter button. There are many ways to set up zone focus, but I settled on a very simple rule-of-thumb. All I need to know is the focal length and roughly how much of the frame is being […]

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