Sharpness may refer to: *

Sharpness, Gloucestershire Sharpness ( ) is a port in the civil parish of Hinton, in the Stroud district, in Gloucestershire, England, one of the most inland in Britain, and eighth largest in the South West England region. It is on the River Severn at , at a point where ...

, a port in England *

Sharpness (cutting) Sharpness refers to the ability of a blade, point, or cutting implement to cut through materials with minimal force, and can more specifically be defined as the capacity of a surface to initiate the cut.S. Schuldt, G. Arnold, J. Kowalewski, Y. ...

, the capacity of a surface to initiate a cut on another surface *

Sharpness (visual) In photography, acutance describes a subjective perception of visual acuity that is related to the edge contrast of an image. Acutance is related to the magnitude of the gradient of brightness. Due to the nature of the human visual system, ...

, a combination of resolution and acutance **

Critical focus In a photograph, the area of critical focus is the portion of the picture that is optically in focus. This does not relate to depth of field which describes apparent sharpness. Reducing the size of the aperture will increase the depth of field b ...

or critical sharpness, the area of maximal optical resolution *

Sharpness of vision Visual acuity (VA) commonly refers to the clarity of vision, but technically rates an animal's ability to recognize small details with precision. Visual acuity depends on optical and neural factors. Optical factors of the eye influence the shar ...

, or visual acuity * A bitterness of flavour, for example, in

sharp cheddar cheese Cheddar cheese (or simply cheddar) is a natural cheese that is relatively hard, off-white (or orange if colourings such as annatto are added), and sometimes sharp-tasting. It originates from the English village of Cheddar in Somerset, South W ...

Intelligence Intelligence has been defined in many ways: the capacity for abstraction, logic, understanding, self-awareness, learning, emotional knowledge, reasoning, planning, creativity, critical thinking, and problem-solving. It can be described as t ...

, perceptiveness, or "

street smarts ''Street Smarts'' is an American game show that featured two in-studio contestants trying to predict the outcome of interviews of people who were found on the street. The show, which was hosted by Frank Nicotero, aired in syndication from 200 ...

" *

Acutance In photography, acutance describes a subjective perception of visual acuity that is related to the edge contrast of an image. Acutance is related to the magnitude of the gradient of brightness. Due to the nature of the human visual system, an ...

, sharpness of an image

See also