Tag Archives: depth of field

riding the rails

Posted on January 2, 2022 by Robert

Toronto. View or Field cameras and Kodak folders, etc used a rail or two rails in parallel to move the lens, lens board (and shutter, if part of the lens) away from or closer to the sensitive media to capture … Continue reading →

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one camera’s wide angle …

Posted on May 29, 2021 by Robert

Toronto. … is another camera’s telephoto. Did you ever wonder why the tiny smart phone camera has an equivalent 35mm camera size? For example my iPod Touch camera has a 3.3mm, f/2.8 lens but images it takes are considered to … Continue reading →

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controlling depth of field

Posted on September 26, 2020 by Robert

Toronto. As a general rule, the longer the focal length of a lens, the smaller its maximum possible f/stop and the less its depth of field. Conversely, the shorter the focal length, the greater the depth of field and the … Continue reading →

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i am so EXCITED …

Posted on July 20, 2020 by Robert

Toronto. … as Martin Short‘s character, Ed Grimsley, used to shout on SCTV skits. To do the character justice, Short was down right hyper. And speaking of hyper, hyperfocal distance was important in 35mm film photography, especially daytime street photography. … Continue reading →

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computational photography

Posted on September 16, 2018 by Robert

Toronto. When photographic processes were announced in January, 1839, they were slow, monochromatic, and demanding of both the photographer and the equipment. Over the years we saw the processes “simplified” and incorporated (or as Kodak famously said, “you press the … Continue reading →

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