Ludwig Bertele

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1	® 56 Add to Reading List Source URL: www.zeiss.de Language: English - Date: 2009-11-24 20:09:32 Contax Camera lens Zeiss Sonnar F-number Focal length Entrance pupil Lens Aperture Ludwig Bertele Optics Science of photography Geometrical optics
2	® Biogon T* 2.8/21 Add to Reading List Source URL: www.zeiss.de Language: English - Date: 2009-11-24 20:09:46 Contax Biogon Camera lens Focal length Aperture F-number Entrance pupil Lens Ludwig Bertele Optics Science of photography Geometrical optics
3	® Biogon T* 2.8/21 Add to Reading List Source URL: www.zeiss.com.au Language: English - Date: 2009-11-24 20:09:46 Contax Biogon Camera lens Focal length Aperture F-number Entrance pupil Lens Ludwig Bertele Optics Science of photography Geometrical optics
4	PDF Document Add to Reading List Source URL: blogs.zeiss.com Language: English - Date: 2011-12-03 07:54:39 Optical devices Contax Kyocera Biogon Carl Zeiss AG Camera lens Ludwig Bertele Double-Gauss lens Wide-angle lens Optics Photography Science of photography