Single Achromat

E. Liesegang

Elberfield

Germany

c. 9"

Lens Type:

Single achromat.

Washer stops. Black mount. Signed 'Ed. Liesegang Elberfield 1871' on edge of the glass. Liesegang was here from 1854 - 1873.

With:

Two stops. Lens cap. Stepping ring.

Shown on left of main image.

Darlot Landscape

Darlot

Paris

France

c. 8"

Washer stops. Brass mount with rack and pinion focusing. Elements signed 'Darlot Paris 10'.

With:

Lens cap. Flange.

Shown at front of main image.

Landscape

c. 1880

f16, c. 10"

Lens Type:

Single achromat.

Washer stops. French.

With:

Brass lens cap. Flange.

Shown on right of main image.

Quick Acting Stereoscopic Landscape

J.H. Dallmeyer

London

England

Image of Quick Acting Stereoscopic Landscape

f11, c. 5 ½"

Lens Type:

Single achromat.

Washer stops. Brass mount with sliding focusing. 4 ½" back focus, 1 3/16" lens diameter.

Serial Number:

6566 .

With:

Two stops.

Although called stereoscopic the lens was available for mono use in several focal lengths. This example is probably a no. 1.

The image on the right shows the fitting for washer stops.

Wide-angle Landscape

c. 1865

J.H. Dallmeyer

London

England

No. 1. f17

Lens Type:

Single achromat, 3 elements.

Iris diaphragm scaled 30 - 150 Dallmeyer scale (f17 - f36). 7" back focus. Aluminium mount.

Serial Number:

11055 (c. 1866) .

With:

Flange. Lens cap.

This is a Wide-angle Landscape lens from the mid 1860s that has been remounted into an aluminium barrel and provided with an iris diaphragm. The tube is engraved 'Patent 1'.

References & Notes:

Copeland Cat. Abney, Instruction. Kingslake.

Unnamed Landscape lenses

c. 7"

Washer stops. Brass mount with sliding focusing. Loose, un-cemented elements.

With:

Two stops.

f20, c. 7"

Washer stops. The focusing mount is missing. 1860s.

With:

Brass lens cap.

Company Details:

Dallmeyer

Early Photography

Single Achromat

E. Liesegang

Elberfield

Germany

c. 9"

Lens Type:

With:

Darlot Landscape

Darlot

Paris

France

c. 8"

With:

Landscape

c. 1880

f16, c. 10"

Lens Type:

With:

Quick Acting Stereoscopic Landscape

J.H. Dallmeyer

London

England

f11, c. 5 ½"

Lens Type:

Serial Number:

With:

Wide-angle Landscape

c. 1865

J.H. Dallmeyer

London

England

No. 1. f17

Lens Type:

Serial Number:

With:

References & Notes:

Unnamed Landscape lenses

c. 7"

With:

f20, c. 7"

With:

Early Lenses

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