MAKE A MEME View Large Image Lens Petval 1841.jpg en A portrait lens design by Petval of Austria in 1841 one of the earliest 2 element lens design for photography E J Wall Dixtionary of Photography Published 1890 E J Wall scanned by Velela 1890 scanned December 2008 ...
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Keywords: Lens Petval 1841.jpg en A portrait lens design by Petval of Austria in 1841 one of the earliest 2 element lens design for photography E J Wall Dixtionary of Photography Published 1890 E J Wall scanned by Velela 1890 scanned December 2008 PD-old Edward John Wall Lens diagrams
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