Demainbray's convex lens
1750
Achromatic doublet lens with a focal length of 52 inches
1780
Aerial Camera Lens by Perkin-Elmer Corporation
Stanhope lens
1829-1845
Box containing Two Varamorph Anamorphic Lenses
circa 1954
"Monarch" stand magnifier with 153x104mm (aspheric) acrylic lens and ivory-coloured supports
1950-1959
"Armourlight" lens, 1968
1968
Selenium glass signal lens
Photo lens Ross patent airo
Photo Lens, Wray Ross Airo Triplet f5
Burning glasses, 18th century
1770
Two "Franklin Split Bifocal" lenses: (1) Oval
Burning-lens, inserted in lid of shallow
Watson close-up lens
Burning-lens, mounted at end of a cylindrical box (length 2 ins) of brass silvered
An achromatic triplet hand-lens (x10) in swing-out nickel plated mount and leather case
Set of 22 trial lenses in case
1910
Photo Lens by Dallmeyer, Carfac No
Thallium bromo-iodide lens, one of ten, c. 1960
1955-1965
Two plastic plano-convex lenses used for correcting the image produced on Decca radar screens
1980
Stanhope lens of greenish glass
Reading lens in wooden frame and handle
1650
Derogy's Patent, V Crown R, Early Photographic Lens
Reading lens in leather mount, 1701-1730
1701-1720
Set of opticians trial lenses in wooden box
"Turtle" Telephoto Lens
Brass-rimmed lens with graded bevelled edge
1701-1900
Two green lenses set in a wooden holder
Horn framed reading lens with trefoiled handle
1680-1700
Photo Lens, Ross Patent Airo f5
Plastic plano-concave lens for a head-up display
1983
Lens-crete lens, 1968
1968
Cooke Wide-Angle Lens
Lens, glass, roughly oval
1880-1950
Eight clear glass lenses
1880-1950
"Fold up" stereoscopic viewer housing a magnifying lens and stereoscopic lenses
1930-1970
Block of lenses (4) on iron polishing tool
1909
Plastic aspheric lens for the BEA guide weapon camera system
1982
14 lenses
1801-1930
Horn framed reading lens with tooled leather case
1680-1695
Thallium bromo-iodide lens, one of ten, c. 1960
1955-1965
The first diamond lens made by Andrew Pritchard
8" Photographic Lens by Ross
Lens, bun shaped
1880-1950
Lens, glass, roughly oval
1880-1950
Opticians trial lenses and three trial-frames
Hollow, Lens Shaped Pale Green Glass
Coddington lens
White condenser lens
1980
Lens, finger tip shape incomplete
1880-1950