Download e-book for iPad: Aberration-Free Refractive Surgery: New Frontiers in Vision by Josef F. Bille, Ulrich von Pape (auth.), Professor Dr. Josef

By Josef F. Bille, Ulrich von Pape (auth.), Professor Dr. Josef F. Bille, Carol F. H. Harner PhD, Dr. Frieder F. Loesel (eds.)

ISBN-10: 3642181619

ISBN-13: 9783642181610

ISBN-10: 3642621112

ISBN-13: 9783642621116

Refractive surgeons and clinicians are seeking a extra custom-made method of refractive surgical procedure. This entire record on sight correction via laser surgical procedure offers the practitioner with sturdy history details from most sensible researchers. rigorously illustrated, it information the most recent strategies and medical leads to wavefront know-how for laser surgical procedure, that's now defining a brand new commonplace of perform. This moment version has been considerably improved to incorporate in-depth descriptions of significant new advances in addition to glimpses of what the longer term holds. The e-book should be fundamental to all wishing to increase their wisdom of custom-made refractive surgical procedure with an knowing of the underpinning technology.

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Guirao and Williams also disclosed several alternative methods for determining sphero-cylindrical corrections matching the manifest refraction better than the simple Zernike decomposition [55] . 9 Point-Spread Function (PSF) of the Eye Although aberration by itself does not disclose how well a person can see, retinal image quality derived from the aberrations may provide clues to some vision problems. Point-spread function of the eye represents the image blur of a small object like stars caused by diffraction and aberrations.

Sci. 233 , 170-172, 1946 17. A. Ivanoff, "Les aberrations de l'oeil , leur role dans l'accommodation" (E'ditions de la Revue d'Optique Theoritique et Instrumentale) , Paris, 1953 18. W. Campbell, P. Simonet, "Video monitoring of the principal ray of a Maxwellian view for the measurement of optical aberrations, the Stiles-Crawford effect, retinal resolution, and for investigating color vision ," Appl. Opt. 29, 1420-1426, 1990 19. M. Tscherning, "Die monochromatischen Aberrationen des menschlichen Auges," Z.

26 on t he right hand side, the uncomp ensat ed coma 1 Wavefront Technology and its Appli cation t o Ophthalm ology dichroic beamsplltter cube 21 diffuser camera Fig. 25. Test device for th e act ive mirror: light ente ring from th e left through the phase plate is divided by the dichro ic beamsplitter cube . The ab err ations are measured in the right arm. Th e bottom arm is used to record an image of the target Fig. 1. 26 . Waveplate simulat ing a human eye with high coma . Left: defocused image, right : un comp ensated wavefront F ig.

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Aberration-Free Refractive Surgery: New Frontiers in Vision by Josef F. Bille, Ulrich von Pape (auth.), Professor Dr. Josef F. Bille, Carol F. H. Harner PhD, Dr. Frieder F. Loesel (eds.)


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