1951 USAF Resolution Calculator

Determine limiting resolution of an optical or imaging application setup. Calculator uses relationship between group number and element number to determine resolution in terms of line pairs per millimeter.

Equation

$$ \text{Resolution} = 2^{\left( \text{Group Number} + \frac{ \text{Element Number} - 1 }{6} \right)} $$

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Related Resources and Products

  Application Notes

Testing and Targets

Choosing the Correct Test Target

  FAQ

How do I use the USAF resolution target?

What is the difference between the two types of 1951 USAF Glass Resolution Targets that you offer?

1951 USAF Contrast Resolution Target

1951 USAF Glass Slide Resolution Targets

1951 USAF Photographic Paper Resolution Targets

Clear Optical
Path USAF Target

Pocket USAF Optical Test Pattern

USAF Pattern
Wheel Target

USAF 1951 and Dot Grid Target

UV Fused Silica and Fluorescent USAF 1951 Resolution Targets