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Haddadi; Ahmed
Draveil, FR
No. of patents:

Patent Number Title Of Patent Date Issued
7500316 Contour reading device comprising a force sensor March 10, 2009
A contour reading method for an item such as an eyewire for spectacles, the method using an appliance including a support for holding the item, and a rotary platform which is rotatably mounted in relation to the support about a rotational axis and carries a reading sub-set provided w
5881467 Method of reading off the cross-section of the bezel of an eyeglass frame, corresponding feeler, March 16, 1999
In a method of reading off the cross-section of the bezel of an eyeglass frame rim or surround at one point at least on the latter, a mobile feeler the position of which can be defined in a given system of coordinates is moved into line with the bezel. The head of the feeler successively
5617155 Method for determining measurement parameters for a spectacle wearer April 1, 1997
A method for determining measurement parameters from the image of a spectacle wearer wearing a spectacle frame is disclosed in which the position of the center of the pupil of each eye is obtained automatically by analyzing the luminance gradient in the region of the pupils and the p

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