PhotoRuleAll Tools

Free Photography Calculators

Photography calculators for depth of field, exposure value, focal length equivalents, hyperfocal distance, and more. Works for all cameras and sensor sizes.

Popular

Depth of Field Calculator

Calculate near/far limits and total DOF

New

Golden Hour Calculator

Sunrise, sunset & blue hour times by location

Exposure Value Calculator

Calculate EV from aperture, shutter, ISO

Focal Length Calculator

Full-frame equivalents and field of view

New

Field of View Calculator

Horizontal, vertical & diagonal FOV by focal length

Hyperfocal Distance

Find optimal focus for landscape sharpness

16:9 Aspect Ratio Calculator

Calculate and scale image dimensions

New

Timelapse Calculator

Interval, shot count & clip length planner

Megapixel Calculator

Pixels to MP, print size & file size

Crop Factor Calculator

Sensor crop factor & focal length equivalent

New

ND Filter Calculator

Long exposure shutter speed with ND filters