wavefront aberration

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• Wavefront — In optics and physics, a wavefront is the locus (a line, or, in a wave propagating in 3 dimensions, a surface) of points having the same phase. Since infrared, optical, x ray and gamma ray frequencies are so high, the temporal component of… …   Wikipedia

• Wavefront coding — In optics, wavefront coding is a method for increasing the depth of field in an image to produce sharper images. It works by blurring the image using a specially shaped waveplate so that the image is out of focus by a constant amount. Digital… …   Wikipedia

• Optical aberration — v · d · e Optical aberration …   Wikipedia

• Wright Camera — In 1935, just a few years after the introduction of the Schmidt camera, Franklin Wright (Berkley, California) presented his short alternative to the original arrangement. He placed Schmidt corrector at the focal plane, and had the mirror… …   Wikipedia

• LASIK — or Lasik ( laser assisted in situ keratomileusis ) is a type of refractive laser eye surgery performed by ophthalmologists for correcting myopia, hyperopia, and astigmatism. [ [http://www.intelihealth.com/IH/ihtIH/WSS/9339/32123.html LASIK. ]… …   Wikipedia

• Adaptive optics — (AO) is a technology used to improve the performance of optical systems by reducing the effects of rapidly changing optical distortion. It is used in astronomical telescopes and laser communication systems to remove the effects of atmospheric… …   Wikipedia

• Wellenfrontanalyse am menschlichen Auge — Unter Wellenfrontanalyse versteht man die Vermessung und Analyse des Wellenfrontfehlers eines optischen Systems (Auge, Fernrohr, Kamera). Hier wird die Analyse für das menschliche Auge beschrieben. Inhaltsverzeichnis 1 Einleitung 2 Optische… …   Deutsch Wikipedia

• Aberrometrie — Inhaltsverzeichnis 1 Einleitung 2 Optische Fehler niederer und höherer Ordnung 3 Koma 4 Sphärische Aberration 5 Gegenseitige Beeinflussung der optischen Fehler …   Deutsch Wikipedia

• Wellenfrontanalyse — Inhaltsverzeichnis 1 Einleitung 2 Optische Fehler niederer und höherer Ordnung 3 Koma 4 Sphärische Aberration 5 Gegenseitige Beeinflussung der optischen Fehler …   Deutsch Wikipedia

• Piston (optics) — In optics, the term piston is the mean value of a wavefront or phase profile across the pupil of an optical system. The piston coefficient is typically expressed in wavelengths of light at a particular wavelength. Its main use is in curve fitting …   Wikipedia

• Relativistic Doppler effect — The relativistic Doppler effect is the change in frequency (and wavelength) of light, caused by the relative motion of the source and the observer (as in the classical Doppler effect), when taking into account effects of the special theory of… …   Wikipedia