A - Human Necessities – 61 – B
Patent
A - Human Necessities
61
B
88/13, 88/121.5
A61B 3/10 (2006.01)
Patent
CA 1053493
A B S T R A C T A circular array of twelve light sources transmit light to an eye. A spherical shape of the cornea of the eye is indicated when light reflected therefrom appears to be transmitted from twelve virtual light sources dis- posed along a circular path within the eye. Correspondingly, an aspherical shape of the cornea is indicated when the virtual sources appear to be dis- posed along a circular path within the eye. The array may be disposed within a light reflecting grove which collects ambient light which ? trans- mitted to the eye. A reflection of the collected light appears to be a ring of light which connects the virtual sources.
298072
La Russa Joseph A.
Troutman Richard C.
LandOfFree
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