ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,543,946, issued on Feb. 10.
"Monocular foveal focal white and color light photobleaching" was invented by Albert John Hofeldt (Miami Beach, Fla.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Utilizing color light for focal stimulation of the macula for photobleaching and dark adaptation provides a means to isolate the recovery ability of different types of cones. Having the ability of selectively analyzing the recovery of different types of cones opens the opportunity to determine the effect of disease on cone type for diagnosis and monitoring of disease severity. An endpoint target with a noticeable difference between the center of the target and the ...