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
"Monarch" stand magnifier with 153x104mm (aspheric) acrylic lens and ivory-coloured supports
1950-1959
Box containing Two Varamorph Anamorphic Lenses
circa 1954
Two "Franklin Split Bifocal" lenses: (1) Oval
Photo lens Ross patent airo
Selenium glass signal lens
Burning glasses, 18th century
1770
Burning-lens, mounted at end of a cylindrical box (length 2 ins) of brass silvered
Watson close-up lens
"Armourlight" lens, 1968
1968
Photo Lens, Wray Ross Airo Triplet f5
An achromatic triplet hand-lens (x10) in swing-out nickel plated mount and leather case
Set of 22 trial lenses in case
1910
Burning-lens, inserted in lid of shallow
Photo Lens by Dallmeyer, Carfac No
Stanhope lens of greenish glass
Two plastic plano-convex lenses used for correcting the image produced on Decca radar screens
1980
Reading lens in wooden frame and handle
1650
"Turtle" Telephoto Lens
Horn framed reading lens with trefoiled handle
1680-1700
Reading lens in leather mount, 1701-1730
1701-1720
Plastic plano-concave lens for a head-up display
1983
Thallium bromo-iodide lens, one of ten, c. 1960
1955-1965
Set of opticians trial lenses in wooden box
Derogy's Patent, V Crown R, Early Photographic Lens
Brass-rimmed lens with graded bevelled edge
1701-1900
14 lenses
1801-1930
Two green lenses set in a wooden holder
Horn framed reading lens with tooled leather case
1680-1695
Lens-crete lens, 1968
1968
Coddington lens
The first diamond lens made by Andrew Pritchard
Block of lenses (4) on iron polishing tool
1909
Plastic aspheric lens for the BEA guide weapon camera system
1982
Lens, glass, finger tip shaped
1880-1950
Eight clear glass lenses
1880-1950
"Fold up" stereoscopic viewer housing a magnifying lens and stereoscopic lenses
1930-1970
Photo Lens, Ross Patent Airo f5
Cooke Wide-Angle Lens
Thallium bromo-iodide lens, one of ten, c. 1960
1955-1965
Opticians trial lenses and three trial-frames
White condenser lens
1980
8" Photographic Lens by Ross
Lens, bun shaped
1880-1950
Lens, glass, roughly oval
1880-1950
Thallium bromo-iodide lens, one of ten, c. 1960
1955-1965
Germanium lens
1980-1986