Derogy's Convertible Universal Lens, c. 1860

"Derogy's Patent VR" Petzval-Type Lens, 1858 and earlier

Petzval-Type Lens by "Derogy Opticien Succr de Wallet", c. 1850

Tele Objectif Panorthoscopique by Clément & Gilmer, c. 1893

Unmarked Petzval-Type Lens with Rims Engraved: "Jamin Darlot Par

"Hémisphèrique-Rapide" by Darlot, c. 1866

"Objectif Universel" Convertible Lens by Darlot, c. 1868

"Objectif Universel" Convertible Lens by Darlot, c. 1870

Rare Wide-Angle "Hémisphèrique" Convertible Lens by Darlot, c. 1

Objectif Double à Cône Centralisateur (Darlot), c. 1864

"Hémisphèrique" Wide-Angle Lens by Darlot, c. 1868

Darlot "Hémisphèrique" Wide-Angle Lens, c. 1866

Darlot Lens for Dubroni Cameras, c. 1865

Alexis Millet Landscape Lens for J. Duboscq, Paris, c. 1855

Petzval-Type Lens by "Lerebours et Secretan", c. 1855

"Adjustable Landscape Lens de M.L. de Pulligny", c. 1897

"Pathé Frères Paris Série Superieure" 160 mm Projection Lens, c.

Convertible Lens No. 11824 by Hermagis, c. 1863

Rectilineaire Grand Angle No. 4 by E. Français, c. 1892

Daguerreotype Lens by Lerebours et Secretan, c. 1853

Jamin Achromatic Doublet, c. 1856

L.F. Colas élève de Lerebours, No. 982, c. 1850

Wide-Angle "Periscope 4 ¼ x 3 ¼" by Laverne/Clé ment & Gilmer, c

2 Wide-Angle Lenses by Laverne, c. 1887–90

Early Jamin Portrait Lens (Petzval Type), c. 1848

Jamin: Objectif Double à Cone Centralisateur, c. 1861

Vallantin Landscape Lens, c. 1865

Angénieux 0,95/50 mm Type M1

Petzval-Type Portrait Lens by Vallantin, c. 1857

"Objectif Achromatique" by A. Laverne, c. 1865