1
Francis A L Esperance: Method and apparatus for analysis and correction of abnormal refractive errors of the eye. LRI, Hopgood Calimafde Kalil Blaustein & Judlowe, June 2, 1987: US04669466 (298 worldwide citation)

The invention contemplates instrumentation to aid in performing refraction-corrective surgery on the conrea, (1) by determining the topography of the anterior surface of the cornea, the determination being in the form of digitized data entered into computer storage, (2) by determining the local thic ...


2
Dimitri A Chernyak, Keith Holliday, Mathew Clopp: Calibrating laser beam position and shape using an image capture device. AMO Manufacturing USA, Abbott Medical Optics, March 14, 2017: US09592155

The present invention provides improved methods and systems for laser beam positioning, shape profile, size profile, drift, and/or deflection calibration using an image capture device, such as a microscope camera, for enhanced calibration accuracy and precision. The methods and systems are particula ...


3
L Esperance Francis A: Methode et appareil pour lanalyse et la correction des erreurs de refraction de loeil, Method and apparatus for analysis and correction of abnormal refractive errors of the eye. L Esperance Francis A, SMART & BIGGAR, May 23, 1989: CA1254658

METHOD AND APPARATUS FOR ANALYSIS AND CORRECTION OF ABNORMAL REFRACTIVE ERRORS OF THE EYE ABSTRACT OF THE DISCLOSURE The invention contemplates instrumentationto aid in performing refraction-corrective surgeryon the cornea, (1) by determining the topographyof the anterior surface of the cornea, the ...


4
CALIBRATING LASER BEAM POSITION AND SHAPE USING AN IMAGE CAPTURE DEVICE. May 11, 2017: US20170128260-A1

The present invention provides improved methods and systems for laser beam positioning, shape profile, size profile, drift, and/or deflection calibration using an image capture device, such as a microscope camera, for enhanced calibration accuracy and precision. The methods and systems are particula ...