First made in 1887, they went bifocal in 1958
[DOC] [TLE] Timeline of Spectacles With Their Development [PAR] Circa 1286, The first eyeglasses are made by a lay person in Pisa, Italy ... Circa 
1760, Benjamin Franklin conceives of the idea of the split lens bifocal ... 1887, 
German artificial eye maker Frederick Muller fits a thin glass contact scleral shell 
to... [DOC] [TLE] How have contact lenses evolved since they were first invented ... [PAR] Nov 4, 2015 ... As far as i know the first person who have the idea of contac lens was Leonardo 
da ...