- Jamin/Darlot Objectif Double à Cône Centralis...
- Petzval-Type Lens by Darlot, c. 1865...
- Jamin Lens: "Objectif Double à Cône Centralis...
- Jamin/Darlot Objectif "Double à Cône Centrali...
- Darlot "Trousse Anachromatique d'Atelier de M...
- Daguerreotype Lens (Construction Features of ...
- Convertible Lens by Émile Français, c. 1883...
- Jamin Darlot Portrait Lens, c. 1864...
- Derogy's Convertible Universal Lens, c. 1860...
- L.F. Colas élève de Lerebours, No. 982, c. 18...
- "American Rapid 30 x 40" by Clément & Gilmer,...
- Optique Soupault, c. 1870...
- Convertibel Lens by E. Français, 1881...
- Alexis Millet Landscape Lens for J. Duboscq, ...
- Hermagis Eidoscope 1:5 No. 1, c. 1923...
- Vallantin Landscape Lens, c. 1865...
- "Adjustable Landscape Lens" by L. de Pulligny...