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The On-Line Museum and Encyclopedia of Vision Aids.
Recent News Articles: July 2013, Treasures Magazine and Winter 2014, Pitt Magazine |
First understanding of astigmatism and its correction. |
First United States school for refracting opens in Boston. |
First spectacles invented by an unknown Italian artisan. |
First spectacles patent, #1359, is awarded to Addison Smith. |
First gold and silver spectacles made by John McAllister, Sr. |
First adjustable sidearm implemented. |
First sidearm design for spectacles advertised--after 440 years. |
First "Visual Glasses" - Benjamin Martin - an annulus made of horn. |
First of American Optical's originators (Beecher) makes spectacles. |
First painting shows Cardinal Hugh of Provence wearing rivet spectacles. |
Choose from the answers below. The questions must be answered in order from 1 to 10.
Just enter the letter corresponding to the answers below for your response.
a | b | c | d | e |
Circa 1286 | 1352 | 1714-1727 | 1756 | 1783 |
f | g | h | i | j |
Just after 1800 | 1815 | 1825-1830 | 1833 | 1894 |
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