Diffraction pattern for diffraction on a round aperture, as could be obtained with a purple laser. Note the bright spot, called Arago or Poisson spot, at the center of the geometric shadow. Historically, observation of Arago spot was used as an evidence for the wave theory of light. Digital composite.
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Details
Creative#:
TOP22295657
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
N/A
Property Release:
No
Right to Privacy:
No
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