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Ross Rapid Symmetrical Lens

1875-1885

Ross Rapid Symmetrical lens. Attached to 0639 cameras, magazine plate. 6" lens for 5x4 plates. Slot for Waterhouse stops. No.27733.

Ross rapid symmetrical lens

brass mounted wide angle symmetrical lens F.16 7 inch f.l, with wheel stops. Ross, c.1890

brass mounted wide angle symmetrical lens F.16 7 inch f.l

circa 1890

brass mounted symmetrical wide angle lens F.16 8.5inch f.l. ring diaphragm. Wray, c.1910

brass mounted symmetrical wide angle lens F.16 8.5inch f.l. ring diaphragm. Wray

circa 1910

Brass mounted rapid symmetrical lens F.8, 8 inch f.l. with an iris diaphragm operated by a lever projecting from the lens barrel. Ross, c. 1900.

Ross Brass Mounted Rapid Symmetrical Lens

circa 1900

brass mounted Symmetrical lens F.8 12 inch f.l with Waterhouse stops. A Laverne & Co, c.1880

Symmetrical lens with Waterhouse stops

circa 1880

symmetrical lens No.6, 8 inch f.l with Wheelstops. Ross, c.1880

Symmetrical Lens No.6

circa 1880

Symmetrical lens F.8 11 inch f.l. in a rigid mount; iris diaphragm operated by a lever projecting from the lens barrel. Steinheil. c.1890.

Symmetrical lens F.8 11" f.l.

circa 1890

Symmetrical lens in a brass mount. With no iris diaphragm. Mangay, c. 1880.

symmetrical lens

circa 1880

Brass mounted Rapid Symmetrical lens F.8 7 inch f.l made to cover negatives 6 1/2 x 4 3/4. The iris diaphragm is operated by a lever projecting from the barrell of the lens. Clement & Gilmer, c.1900

brass mounted Rapid Symmetrical lens

circa 1900

Brass mounted symmetrical lens F.8 11 inch f.l with a ring iris diaphragm. Thornton Pickard, c 1910.

Brass mounted symmetrical lens F.8 11 inch f.l with a ring iris diaphragm

1905-1915

Symmetrical lens F.8 8 inch f.l with rack and pinion adjustment and a lever operated iris diaphragm. c.1905. With leather lens cover

symmetrical lens

circa 1905

Ross rapid symmetrical lens F:17 inch, f:8 with slot for Waterhouse stops for 12 x 10 inch plates.

Ross rapid symmetrical lens F:17 inch

Symmtrical projection lens in a nickle plated mount 5.5" f.l.; no makers name given.

Symmetrical Projection Lens 5.5" f.l.

A rapid symmetrical lens F.8, 7.5 inch f.l. in a rigid mount with a ring type diaphragm. Ross, London, c. 1910.

Ross Rapid Symmetrical Lens

circa 1910

A brass mounted symmetrical lens F.6 6.5" f.l. with a ring diaphragm; no marker give; c. 1910.

Symmetrical Lens F.6 6.5" f.l.

circa 1910

Brass mounted wide angle symmetrical lens F.16 5 inch f.l, with wheel stops. Burr, c.1890

Brass Mounted Wide Angle Symmetrical Lens

circa 1890

Bausch and Lomb Rapid Symmertrical lens Series II. F7 1/2", iris diaphragm f8-64. In Unicum shutter 1/2/5/25/50/100/B/T. With mounting flange.

Bausch and Lomb rapid symmetrical lens

Beck rapid rectilinear type c.F10 inch f/8-45 in flange.

Beck Symmetrical Lens

Beck Symmetrical lens. F: 11" iris diaphragm f8-64.

Beck Symmetrical Lens

1900-1910

Brass mounted symmetrical lens F.16 3 3/4 inch f.l. with wheel stops. c. 1890.

Brass Mounted Symmetrical Lens

c. 1890

Symmetrical lens in a brass mount with a five inch f.l. The slot of the Waterhouse stops is placed in front of the lens itself. It has a rack and pinion focussing mechanism. The lens is protected by a brass disk. c. 1870.

Brass Mounted Symmetrical Lens

circa 1870

Brass mounted symmetrical lens by R & J Beck

Brass Mounted Symmetrical Lens

Symmetrical lens in a brass mount with a 4.5 inch f.l. without an iris diaphragm. It has rack and pinion focusing. The lens is protected by a brass disk. c. 1880.

Brass Mounted Symmetrical Lens

circa 1880

A symmetrical lens, F.8. Approx 8 inch f.l. With a lever operated iris diaphragm.

A Symmetrical Lens.

circa 1900

Symmetrical lens in brass mount by Ross and Company, London

Ross Symmetrical Lens

Symmetrical lens 6 inch f.l, with Waterhouse stops. Made for Messrs James Bunde, Optician, Edinburgh, c.1890.

symmetrical lens

circa 1890

Brass mounted symmetrical lens F.16 3 3/4 inch f.l. with wheel stops. c. 1890.

Brass Mounted Symmetrical Lens

circa 1890

Beck symmetrical lens F.8 8, 5 inch f.l. with a ring diaphragm. Thornton Pickard, c.1910

Beck Symmetrical Lens.

circa 1910

No.1 symmetrical wide-angle lens F.11 3 inch f.l. with Wheel stops. Ross, c.1900

No.1 symmetrical wide-angle lens F.11 3 inch f.l. with Wheel stops. Ross

circa 1900

Symmetrical lens 7.5 inch f.l in a brass mount. No iris diaphragm. Rack and pinion focusing mount. Lerebours Secretan c.1880.

Symmetrical lens

circa 1880

Symmetrical lens, F.8, 8 inch f.l with Waterhouse stops and rack and pinion focusing on the lens barrel.

Symmetrical Lens.

circa 1860

Symmetrical lens, F.11. 8 inch f.l. With wheel stops. P Hall, c.1870.

Symmetrical Lens.

circa 1870

Brass mounted Rectigraph symmetrical lens F.8 11 inch f.l fitted with patent ring-type of diaphragm with engraved exposure table. Lancaster c.1885.

Brass-Mounted Rectigraph Symmetrical Lens

circa 1885

Brass mounted symmetrical lens F.8, 8 inch f.l. The iris diaphragm is operated by a lever projecting from the side of the lens. Clement & Gilmer c.1895

brass mounted symmetrical lens

circa 1895

Ross lens F;8 inch. Rotating aperture plates, with five apertures 1-5. No 21536 in flange.

Ross No 6 symmetrical lens

A brass mounted symmetrical lens F.8 8" f.l. with a ring type diaphragm. No makers name is given. c. 1910.

Symmetrical Lens F.8 8" f.l.

circa 1910

Ross symmetrical lens F.16 7" f.l.; made of brass with wheel stops; c. 1890.

Ross Symmetrical Lens F.16 7" f.l.

circa 1890