Camera Sensor / Film Format Full Frame (35mm) APS-C (Canon) APS-C (Nikon/Sony/Fuji) Micro Four Thirds 1 Inch Sensor Smartphone (1/2.3 Inch) Medium Format (Fuji GFX) Medium Format (6x4.5) Custom...
Sensor Width (mm)
Sensor Height (mm)
Megapixels
Circle of Confusion (mm) Leave blank to auto-calculate from sensor diagonal.
Focal Length (mm)
Aperture (f-stop)
Subject Distance feet meters inches centimeters
Calculate Reset Settings
Output Distance Unit feet meters inches centimeters
Decimal Places
Show step-by-step formulas
Light Wavelength (nm) 550 nm (green) is the standard for visible light diffraction.
Circle of Confusion Method Auto (diagonal / 1500) Zeiss (diagonal / 1730) Manual (enter custom value)
Enter your settings and click Calculate or adjust any field.
Diffraction data will appear after calculation.
Near Target Distance feet meters inches centimeters
Far Target Distance feet meters inches centimeters
Overlap (%)
Calculate Stack
Show comparison table for current settings across apertures