Tutorials


The maths behind photography






1 - Circles of Confusion


Depth of field equations


The Thin Lens Formula

Circles of Confusion

Depth Of Field

The meaning of A

Hyperfocal Distance

DOF and F-number

DOF and Sensor Size

Aperture and Sensor Size







2 - Equivalent Settings


Ruling out sensor size effects on DOF and FOV - revisited


Introduction

Intermezzo

Extra Cases

Results

Conclusions