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Calcimator

Photography & Video

Tools for photographers and videographers — depth of field, exposure, aspect ratios, file sizes, and more.

Depth of Field Calculator

Calculate the depth of field, hyperfocal distance, and near/far focus limits based on lens and camera settings.

simple
4 inputs

Exposure Triangle Calculator

Calculate exposure value (EV) from ISO, aperture, and shutter speed. Get equivalent exposures and brightness assessments.

simple
3 inputs

Aspect Ratio Calculator

Calculate the aspect ratio of an image or video. Compare to standard ratios and get crop suggestions for common formats.

simple
2 inputs

Video File Size Calculator

Estimate video file size based on resolution, frame rate, bitrate, and duration. Plan storage needs for video projects.

simple
4 inputs

Frame Rate Converter Calculator

Convert between frame rates and understand the effects on speed, duration, and frame interpolation requirements.

simple
3 inputs

Megapixel Calculator

Calculate megapixels from image dimensions. See print sizes at different DPI and estimate file sizes for RAW and JPEG formats.

simple
2 inputs

Lens Equivalent Calculator

Convert focal lengths between camera sensor sizes. Find the equivalent field of view and crop factor when switching between camera systems.

simple
3 inputs

Golden Ratio Crop Calculator

Calculate golden ratio crop dimensions, rule of thirds grid points, and phi grid overlay positions for perfect composition.

simple
2 inputs