Focal Lengths, F Stops, and Tripods, Oh My

Jim Caffrey Images Photo Blog

This is a post about gear (particularly lenses) and why I chose it (them) to make a specific image. I teach a digital photography class at a nearby college and one of the things I cover in that class is the effect that the angle of view (the angle of coverage of the lens) can have on how the image is perceived by viewers. There are four categories: broad landscapes (wide angle), intimate landscapes (normal to short telephoto), compressed landscapes (mid-long telephotos) , and macro/close-ups (macro lens).

Agua-es-Vida

This image of a small wash full of water was made in the Rio Puerco Valley after a monsoon rain. It is an example of a broad landscape; the depth of the image from foreground to horizon is exaggerated. I used a wide angle zoom with an aperture of f 22 to give me the  depth of field I needed to keep everything…

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