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Complex beam parameter

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  1. a complex number that specifies the properties of a Gaussian beam at a particular point in space

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on March 2, 2009
  2. a term from optics

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on March 2, 2009
  3. usually denoted by q

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on March 2, 2009
  4. can be calculated from the beam's vacuum wavelength λ0, radius of curvature R, index of refraction n (n=1 for air), and beam radius w (defined at 1/e2 intensity), according to Alternatively, q can be calculated according to where z is the location a

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on March 2, 2009
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