Lothar Kölsch
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Curriculum Vitae - Lothar Kölsch
- Degree in geodesy from the University of Applied Sciences of Frankfurt in 1978
- From 1979 lens designer at Carl Zeiss Oberkochen; focus on fundamentals of zoom lenses and development of photographic lenses
- From 1986 head of the lens design department for consumer optics at Wild Leitz Wetzlar; development of photographic lenses, mainly zoom lenses, and binoculars
- In 1990 change to Leica Camera; set up of lens design department; training of lens designers; setup of aspheric metrology
- From 1992 in addition head of mechanical design of photographic lenses; development of many products (lenses, binoculars, eye-pieces, illumination systems); project management; technical assistance to the shop; strategic planning of product programs for photography and binoculars
- From 1997 in addition head of camera development
- From 1999 to 2002 vice-president R&D; responsible for the departments:
- optical design, mechanical design of photographic lenses
- electronics and electronic imaging
- sport optics, binoculars and spotting scopes
- camera development
"I am married and father of two children; I like smoking pipe, drinking tea and jogging."
E. Leitz Patents by Lothar Kölsch of Wilnsdorf, Germany
- 1992 OCT 13 - COMPACT PHOTOGRAPHIC OBJECTIVE OF THE TRIPLET TYPE HAVING IMPROVED CHROMATIC AND MONOCHROMATIC CHARACTERISTICS (4 / 3) with Klaus-Dieter Schaefer
- 1993 SEP 15 - MONOCULAR TELESCOPE HAVING A FOCUSING UNIT WHOSE MECHANICAL SENSITIVITY CAN BE VARIED with Heinz Keiner and Alfred Hengst
- 1994 FEB 22 - TELEPHOTO CAMERA LENS (see above and 280mm f/2.8 APO-Telyt-R Module - 400mm f/2.8 APO-Telyt-R Module - 560mm f/4 APO-Telyt-R Module - 560mm f/5.6 APO-Telyt-R Module - 800mm f/5.6 APO-Telyt-R Module)