Several names and places are associated with the supposed ‘invention’ of spectacles though the truth is they were probably invented anonymously and developed over a period of time…

http://www.college-optometrists.org/en/knowledge-centre/museyeum/online_exhibitions/spectacles/invention.cfm

Eyeglasses through the Ages…

http://www.antiquespectacles.com/history/ages/through_the_ages.htm

From Optical Instruments and Imaging: The Use of Optics by 15th Century Master Painters

http://www.optics.arizona.edu/SSD/papers/BeijingSPIE2004.pdf

 

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