Matches in DBpedia 2014 for { ?s ?p Heinrich Erfle (born April 1, 1884, in Durkheim, died April 8, 1923, in Jena) was a German optician who spent most of his career at Carl Zeiss. In 1917 he invented the first wide-field eyepieces for telescopes and binoculars. During his short life he developed a number of new designs for telescopes and eyepieces.. }
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- Heinrich_Erfle abstract "Heinrich Erfle (born April 1, 1884, in Durkheim, died April 8, 1923, in Jena) was a German optician who spent most of his career at Carl Zeiss. In 1917 he invented the first wide-field eyepieces for telescopes and binoculars. During his short life he developed a number of new designs for telescopes and eyepieces.".
- Heinrich_Erfle comment "Heinrich Erfle (born April 1, 1884, in Durkheim, died April 8, 1923, in Jena) was a German optician who spent most of his career at Carl Zeiss. In 1917 he invented the first wide-field eyepieces for telescopes and binoculars. During his short life he developed a number of new designs for telescopes and eyepieces.".