J.H. Dallmeyer "Triple Achromatic Lens", 1862

2 Rapid Rectilinear Lenses by Dallmeyer, c. 1880

"Triple Achromatic Lens" by J.H. Dallmeyer, c. 1862/63

Soft-Focus Lens: Dallmeyer-Bergheim No. 2, 1894

Dallmeyer's Soft Focus "4.D. Patent" Lens, c. 1900

Dallmeyer Septac 1,5/2 in., c. 1950

J.H. Dallmeyer Triple Achromatic Lens, c. 1858

Portrait Lens by A. Ross, No. 1565 (!), c. 1852–55

"No. 3 Cabinet" by Watson & Sons, c. 1870

Portrait Lens by A. Ross, London, c. 1853

5 Wide-Angle Lenses by Ross, 1880–1900

2 Lenses by Ross, London

10 Brass Lenses, c. 1885–1900

"No. 3 Portrait" by Fallowfield, c. 1860–70

5 Lenses by Burr, London

"6 ½ x 4 ¾ in. No. 3" Convertible Lens by Taylor Taylor & Hobson

Lens Combination by Taylor Taylor & Hobson, c. 1900

13 Brass Lenses for Spare Parts

10 Brass Lenses from England, c. 1880–1900

Portrait Lens by Negretti & Zambra, c. 1855–60

"Rapid Symmetrical 10 x 8" Lens by Ross, c. 1888

10 x 8 Rapid Doublet by Fallowfield, c. 1863

18 Lenses by Ross, London, 1875–1920

Beck Universal Telephoto Lens, c. 1898

Early Landscape Lens by A. Ross, No. 553, c. 1852

Ross No. 2 Cabinet Portrait Lens, c. 1865

"No. 4 Beck (Simple) Telephoto Lens", c. 1905

"C.C. Vevers Leeds ½ Plate" Universal Lens, c. 1900

Landscape Lens by Charles Baker, c. 1855