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Derogy's Convertible Universal Lens, c. 1860...
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"Derogy's Patent VR" Petzval-Type Lens, 1858 ...
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Petzval-Type Lens by "Derogy Opticien Succr d...
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Tele Objectif Panorthoscopique by Clément & G...
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Unmarked Petzval-Type Lens with Rims Engraved...
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"Hémisphèrique-Rapide" by Darlot, c. 1866...
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"Objectif Universel" Convertible Lens by Darl...
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"Objectif Universel" Convertible Lens by Darl...
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Rare Wide-Angle "Hémisphèrique" Convertible L...
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Objectif Double à Cône Centralisateur (Darlot...
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"Hémisphèrique" Wide-Angle Lens by Darlot, c....
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Darlot "Hémisphèrique" Wide-Angle Lens, c. 18...
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Darlot Lens for Dubroni Cameras, c. 1865...
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Alexis Millet Landscape Lens for J. Duboscq, ...
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Petzval-Type Lens by "Lerebours et Secretan",...
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"Adjustable Landscape Lens de M.L. de Pullign...
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"Pathé Frères Paris Série Superieure" 160 mm ...
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Convertible Lens No. 11824 by Hermagis, c. 18...
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Rectilineaire Grand Angle No. 4 by E. Françai...
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Daguerreotype Lens by Lerebours et Secretan, ...
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Jamin Achromatic Doublet, c. 1856...
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L.F. Colas élève de Lerebours, No. 982, c. 18...
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Wide-Angle "Periscope 4 ¼ x 3 ¼" by Laverne/C...
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2 Wide-Angle Lenses by Laverne, c. 1887–90...
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Early Jamin Portrait Lens (Petzval Type), c. ...
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Jamin: Objectif Double à Cone Centralisateur,...
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Vallantin Landscape Lens, c. 1865...
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Angénieux 0,95/50 mm Type M1...
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Petzval-Type Portrait Lens by Vallantin, c. 1...
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"Objectif Achromatique" by A. Laverne, c. 186...
