Image
Category
Collection
Maker
On Display
Object type
Place
Material
Date

Demainbray's convex lens

1750

Achromatic doublet lens with a focal length of 52 inches

1780

Two green lenses set in a wooden holder

Eight clear glass lenses

1880-1950

Lens, glass, roughly oval

1880-1950

Four lenses

1880-1950

Lens, roughly circular

1880-1950

Pair of glass lenses

1910-1950

Lens, glass, finger tip shaped

1880-1950

Lens, glass, thumb tip shaped

1880-1950

Pair of lenses

1880-1950

Lens, finger tip shape incomplete

1880-1950

2a. Patent portrait lens front crown

Photo lens

Photo lens

Photo lens

Photo lens

Photo lens

Photo lens Ross patent airo

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

Photo lens

Cylindrical concave lens, focal length about 75mm

1900-1980

Cylindrical bi-concave lens

1900-1983

Cylindrical plano-convex lens

1900-1983

Watson close-up lens

Lenses illustrating manufacture of Dallmeyer Stigmatic F/6 lens

Lenses illustrating manufacture of Dallmeyer Stigmatic F/6 lens

Pair of safety goggle lenses, with case

Stanhope lens of greenish glass

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

1955-1965

Horn framed reading lens with trefoiled handle

1680-1700

Reading lens in wooden frame and handle

1650

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

1955-1965

Reading lens in leather mount, 1701-1730

1701-1720

Stanhope lens

1829-1845

Optician's trial set of lenses

Plastic aspheric lens for the BEA guide weapon camera system

1982

Plastic plano-concave lens for a head-up display

1983

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

1955-1965

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

1930-1970

An achromatic triplet hand-lens (x10) in swing-out nickel plated mount and leather case

Selenium glass signal lens

Aspheric lens used for slide projectors

1980

Germanium lens

1980-1986

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

1986

Two biconvex lenses

Set of opticians trial lenses in wooden box

Burning-lens, mounted at end of a cylindrical box (length 2 ins) of brass silvered

"Monarch" stand magnifier with 153x104mm (aspheric) acrylic lens and ivory-coloured supports

1950-1959

Set of 22 trial lenses in case

1910