Tools
Photography Tools
Free, no-registration calculators and tools to help you understand exposure and optics.
Depth of Field Calculator
See what's sharp at any aperture, focal length and distance.
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Hyperfocal Distance Calculator
Maximize front-to-back sharpness for landscapes.
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Exposure Calculator
Balance aperture, shutter speed and ISO.
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Focal Length Equivalence
Compare fields of view across sensor formats.
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Shutter Speed Calculator
Find a safe handheld shutter speed.
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Aperture Simulator
Watch depth of field and blur change with f-stop.
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Sensor Size Comparison
Compare sensor sizes by area and crop factor.
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Storage Calculator
Estimate storage needs for a shoot or trip.
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Print Size Calculator
Find the largest print size for your megapixels.
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Lens Field-of-View Simulator
Preview how focal length changes framing.
Coming soon