High Falls, Pigeon River

by Jakub

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If your mirrorless camera has a smaller than full-frame sensor (36 mm × 24mm), then stop. The Canon EF 11–24mm f/4.0 L USM lens is designed for full-frame cameras, and is expensive ($3000 USD) and wasteful for crop sensor cameras. Instead you should look at wider focal length, bigger aperture, yet cheaper lenses such as the Canon EF-S 10–22mm f/3.5–4.5 USM ...


No, there is currently no battery powered lens cap sized aperture control devices for EF lenses. There are some cheap "dumb" (mechanical only) adapters that feature their own built in iris. But it's not a great idea to have the aperture stop that far back, as you will get some aperture variation across the frame. The are also some fully electronic ...

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