unit 1 part II.. Flashcards
1508
da Vinci sketches a concept
for a contact lens
1632
Descartes sketches a waterfilled glass tube
1827
Herschel proposes grinding a contact
lens from a mould of an eye
1887
Müller produces the first
wearable glass contact lens
1927
Dallos grinds lenses
from impressions
1936
Feinbloom incorporates plastic (PMMA) into glass scleral contact lens
1948
Tuohy develops a PMMA
corneal contact lens
1956
Wichterle creates water-absorbing plastic lenses (HEMA)
1972
Bausch & Lomb introduces soft
contact lenses commercially
1974
Gaylord patents rigid gas permeable lenses by adding silicone to PMMA
1978
Toric soft contact lenses
are introduced
1982
Bifocal soft contact lenses are introduced
1985
Gothenburg study proves the
benefits of regular lens
replacement
1987
Coloured contact lenses are introduced
1988
Johnson & Johnson introduces the
disposable Acuvue® contact lens