DATE	WHO	HOW
1508	Leonardo da Vinci	sketches many different types of Contact lenses
1632	Rene Descartes of France	suggests a corneal contact lens
1801	Thomas Young	develops Descartes' idea and uses it to correct his own vision
1827	Sir Jonh Herschel	suggests grinding a lens to fit perfectly to the eye
1887	F.E. Muller of Wisbaden, Germany	made the first contact to be tolerated
1888	A. Eugen Fick & Edouard Kalt( they never worked with each other)	almost at the same time report using contacts to correct eye defects
1929	Joseph Dallos	makes molds from living eyes to make the lens form just for that eye
1936	William Feinbloom from New York	makes the first American made contact and introduces  the use of plastic
1945	American Optomertric Association(AOA)	recognizes the growing contact lens field and making it a key part of the practice of optometry
1950	Dr. George Butterfield from Oregon	designs a corneal contact which follows the eye's shape instead of being flat
1960	Otto Wichterle & Drahoslva Lim	experiment with lenses made of a soft, water absorbing plastic(that they made)
1971	UNKNOWN	soft contact becomes available
1978	UNKNOWN	first troic contact was approved distribution in US
1980	UNKNOWN	tinted daily wear soft contact lens became available for distribution
1981	UNKNOWN	extended wear lenses became available for distribution
1982	UNKNOWN	bifocal contacts(daily wear) became available
1983	UNKNOWN	first tinted RGP contact lens became available
1986	UNKNOWN	extended wear RGP contact lens became available
1987	UNKNOWN	disposable soft contact lens became available, soft contact lens to change eye color became available, & first multipurpose contact lens care product made available
1991	UNKNOWN	replacement lenses available & daily wear two-week replacement lenses available
1992	UNKNOWN	disposable contact lenses(tinted) available
1995	UNKNOWN	daily disposable contact lenses available
1996	UNKNOWN	first disposable lenses using ultra-violet absorber available
1998	UNKNOWN	first multifocal disposable(soft)

 
 
 

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