title: Heinrich Wöhlk
text: # Heinrich Wöhlk
  
  Heinrich Wöhlk (9 April 1913 – 23 December 1991 in Schönkirchen) was a German optometrist.
  
  ## Life
  
  In 1940, German optometrist Heinrich Wöhlk invented plastic Contact lenses, based on his experiments performed during the 1930s. In 1951, he started his own company.
  
  