Achromatic doublet lens with a focal length of 52 inches

King George III

1780

This is a plano-convex diamond lens set in a gold tiepin

Microscopes

1725-1735

Display board of spectacles and lenses, c.1921

Optics

1920-1921

Coddington lens

Microscopes

Stanhope lens of greenish glass

Microscopes

Horn framed reading lens with tooled leather case

Optics

1680-1695

Photo lens Ross patent airo

Optics

Lens, blue tinted, D-shaped, English, 1870-1920

Ophthalmology

1870-1920

Polariscope lens

Optics

A box of opticians trial lenses and three trial-fr

Optics

Arriflex-Cine-Xenon lens (1:2/100) by Schneider-Kreuznach

Radiomedicine

1945-1960

Plastic plano-concave lens for a head-up display

Optics

1983

Lens type PS 0120006 polished and A/R coated on one face by Barr and Stroud Ltd.

Optics

1986

Thallium bromo-iodide lens, one of ten, c. 1960

Heat

1955-1965

Concave lens, in wooden ring on brass rod

Science Teaching

1900-1980

Lenses illustrating manufacture of Dallmeyer Stigmatic F/6 lens

Optics

Lenses illustrating manufacture of Dallmeyer Stigmatic F/6 lens

Optics

Horn framed reading lens with trefoiled handle

Optics

1680-1700

2a. Patent portrait lens front flint

Optics

Set of opticians trial lenses in wooden box

Optics

Photo lens

Optics

Photo lens

Optics

Lens, glass, oval

Ophthalmology

1880-1950

Lens, finger tip shape incomplete

Ophthalmology

1880-1950

Three glass lenses

Ophthalmology

1880-1950

Lens-crete lens, 1968

Glass Technology

1968

Two "Franklin Split Bifocal" lenses: (1) Oval

Optics

Set of trial lenses

Ophthalmology

"Fold up" stereoscopic viewer housing a magnifying lens and stereoscopic lenses

Experimental Chemistry

1930-1970

Photographic Lenses

Photographic Technology

1870-1910

Mounted metal stand for zoom lens

Photographic Technology

Thallium bromo-iodide lens, one of ten, c. 1960

Heat

1955-1965

Thallium bromo-iodide lens, one of ten, c. 1960

Heat

1955-1965

Thallium bromo-iodide lens, one of ten, c. 1960

Heat

1955-1965

Concave-plane glass fibre optical lens, 1968

Glass Technology

1968

Lenses illustrating manufacture of Dallmeyer Stigmatic F/6 lens

Optics

Photo lens

Optics

Photo lens

Optics

Photo lens

Optics

Polariscope lens

Optics

Black leather folding case

Ophthalmology

1870-1910

Five small lenses in pill box

Ophthalmology

1851-1900

Four glass lenses

Ophthalmology

1880-1950

Pair of lenses

Ophthalmology

1880-1950

Lens, saucer-like, clear convexed glass

Ophthalmology

1900-1950

Lens type PS 0120001 polished and anti-reflection coated by Barr and Stroud Ltd.

Optics

1986

Plastic aspheric lens made for Ferranti

Optics

1981

Plastic lenses used in buildings surveillance syst

Optics

Plastic aspheric lens for the BEA guide weapon camera system

Optics

1982

Block of lenses (7) ground with fine emery by J.H. Dallmayer Ltd.

Optics

1909