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acutance

   Also found in: Encyclopedia, Wikipedia 0.01 sec.
acutance [əˈkjuːtəns]
n
(Miscellaneous Technologies / Photography) a physical rather than subjective measure of the sharpness of a photographic image


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It draws its singular, indefatigable power from its talent for mindless acutance, a mechanized resolution of witnessable phenomena the result of which is both visually sharp and cognitively undefinable.
The particular Image Quality attributes covered by CPIQ deliverables include: * Acutance -- Spatial Frequency Response (SFR) * Color Uniformity * Geometric Accuracy: Lens Distortion * Lateral Chromatic Aberration * Texture Work began on the final, critical CPIQ Phase 3 project on September 9 at a face-to-face kickoff meeting in Santa Clara, California.
Without wanting to reiterate the scientific explanation for the concept of sharpness with the aid of such terms as acutance, contrast transfer function, or lines per millimeter, I want to use a contemplative approach to the subject in order to explain the differences between what is considered unsharp and what constitutes a soft image.
 
 
 
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