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Petzval-Type Lens by Lerebours et Secretan, P...
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Jamin Achromatic Doublet, c. 1856...
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Darlot Convertible "Objectif Universel", c. 1...
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Petzval-Type Lens "Lerebours et Secretan", c....
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Unmarked French Landscape Lens, c. 1850...
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Wide-Angle Lens by A. Laverne, c. 1887...
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Wide-Angle Lens by Laverne & Co (Gasc & Charc...
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Rare Wide-Angle "Hémisphérique" Convertible L...
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Darlot Lens for Dubroni Cameras, c. 1865...
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Petzval-Type Portrait Lens by Darlot, Paris, ...
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Petzval-Type Lens by Darlot, Paris, c. 1866...
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"Hémisphérique" Wide-Angle Lens by Darlot, c....
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"Quick Acting Portrait Lens Patent" by Gasc &...
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Portrait Anachromatique de Pulligny et Puyo 9...
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"Adjustable Landscape Lens de M.L. de Pullign...
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A.M. Objectif à Cone Centralisateur, c. 1860...
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Convertible "No. 2 Rectilineare à Foyer Multi...
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Petzval-Type Lens "Derogy Opticien Succr de W...
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Voigtländer Heliar 4,5/24 cm and 4,5/21 cm, 1...
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Voigtländer Euryskop 6,3/55 mm, c. 1913...
