distortion

(noun)

(optics) an aberration that causes magnification to change over the field of view.

Related Terms

Examples of distortion in the following topics:

  • Distortions of Space and Foreshortening

    • Distortion can be wanted or unwanted by the artist.
    • Distortion is usually unwanted when it concerns physical degradation of a work.
    • Radial distortion can usually be classified as one of two main types: barrel distortion and pincushion distortion.
    • Essentially it is just barrel distortion, but only in the horizontal plane.
    • Identify how distortion is both employed and avoided in works of art

  • Aberrations

    • An aberration, or distortion, is a failure of rays to converge at one focus because of limitations or defects in a lens or mirror.
    • A chromatic aberration, also called achromatism or chromatic distortion, is a distortion of colors .
    • They can also cause stars to appear distorted or appear to have tails, as with comets.
    • This can eventually cause a monochromatic image to distort vertically or horizontally.
    • Another aberration or distortion is a barrel distortion where image magnification decreases with the distance from the optical axis.

  • Cognitive Biases

    • Perceptual distortions, such as cognitive bias, can result in poor judgement and irrational courses of action.
    • The ways in which we distort our perception are particularly relevant for managers because they make many decisions, and deal with many people making assessments an judgments, on a daily basis.
    • A few useful perceptual distortions managers should be aware of include:
    • Statistical confidence intervals are useful in mitigating this perceptive distortion.
    • Perceptual distortion makes them seem crooked.

  • Impact of Inflation on Financial Statement Analysis

    • General price level changes creates distortions in financial statements.
    • General price level changes in financial reporting creates distortions in financial statements such as:
    • When real economic performance is distorted, these distortions lead to social and political consequenses that damage businesses (examples: poor tax policies and public misconceptions regarding corporate behavior).

  • Introduction to Property Rights and Markets

    • The existence of market power allows a buyer or seller to influence the outcome of a market exchange and distort the information about MB and MC.
    • Attenuated or weakened property rights also may distort information about MB and/or MC and result in an allocation that is less than optimal.

  • The Nature of Effective Communication

    • Barriers to effective communication distort, obscure, or misrepresent the message and and fail to achieve the desired effect.

  • Distorting the Truth with Descriptive Statistics

    • However, the y-axis of the first graph presents earnings from "0 to 10," while the y-axis of the second graph presents earnings from "0 to 30. " Therefore, there is a distortion between the two of the rate of increased earnings.
    • Bias is another common distortion in the field of descriptive statistics.
    • In other words, every time you try to describe a large set of observations with a single descriptive statistics indicator, you run the risk of distorting the original data or losing important detail.

  • Performance and Pay

    • Theoretically there is a direct connection between job performance and pay, but in reality other factors often distort this relationship.
    • Finally, outside forces, such as unions or government regulations, can distort pay rates .

  • Mapping the Earth

    • Projections introduce distortions to the Earth's shape, area, distance, or direction (and sometimes to all of these properties).
    • Different map projections cause different distortions.
    • One way to classify map projections is to describe them by the characteristic they do not distort.
    • Maintaining angles, however, distorts the area within the features.
    • Greenland and Mexico are approximately the same size, but all other properties (shape, distance, and direction) are distorted.

  • Causes of the bullwhip effect and counteracting the bullwhip effect

    • The more members who conduct such rounding of order quantities, the more distortion occurs of the original quantities that were demanded.
    • Rationing and gaming create distortions in the ordering information that is being received by the supply chain.