Photography

Free Photography tools — no sign-up, running 100% in your browser.

Depth of Field Calculator Calculate how much of the scene is in focus — near limit, far limit and hyperfocal distance — from focal length, aperture and distance. Rule of 500 / NPF for Astrophotography Find the maximum shutter speed for sharp stars — with the rule of 500, the stricter rule of 300 and the NPF formula. 35mm Equivalent Focal Length Convert any focal length to its 35mm equivalent using the crop factor of your sensor. Golden Hour Calculator Find the golden hour and blue hour times for any latitude and date — for photography planning.

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