7. The Rule Of Five Hundred May 2026

Example: For a 24mm lens on a Nikon crop sensor (1.5x), the effective focal length is 36mm ( ). The rule would be

Shutter Speed (seconds)=500Focal Length of the LensShutter Speed (seconds) equals the fraction with numerator 500 and denominator Focal Length of the Lens end-fraction 7. The Rule of Five Hundred

While the basic rule applies to , modern digital sensors often require adjustments based on their specific hardware: Example: For a 24mm lens on a Nikon crop sensor (1