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Early-mid 20th c.
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'Challenge' stereoscope
J. Lizars, Opticians
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'DOG' cards for use with a diploscope
Mid 20th c.
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'Ortho-Fusor' pocket visual exercise unit
Bausch & Lomb Optical Co
1947
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'Synoptiscope' synoptophore
Elliott Optical Co Ltd
1931
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3D System Magicard
Magicard S.A.
2016
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A Selection of Stereoscopic Charts Compiled by Dr David Wells, Boston Mass (12 Enlarged Edition)
E. B. Meyrowitz Surgical Instruments Co., Inc (London)
Mid 20th c.
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Air Ministry Stereo Viewer
Air Ministry
Mid 20th c.
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Bagolini Filter Bar
Sbisa Industriale SpA
c.2002
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Bagolini Striated Glass Test (BSGT)
c.1983
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Barrett Relative Accommodation Stereoscope
R. Archer & Sons Ltd
c.1960s?
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Barrett Relative Accommodation Stereoscope
R. Archer & Sons Ltd
c.1960s?
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Binocular Prism Vergence Tester
Early-mid 20th c.
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Binocular Stereoscope Viewer & crate
Carl Zeiss (Jena)
20th c.
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Binocular Test of Cantonnet
1930s
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Binocular vision test
Mid 20th c.
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Bishop Harman's Diaphragm Test
Gowllands Ltd
Post 1931
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Bishop Harman's Diaphragm Test
Gowllands Ltd
Post 1931
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Bishop Harman's Diaphragm Test
Gowllands Ltd
Post 1931
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Bishop Harman's Diaphragm Test & test cards
Post 1909
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Brewster-pattern table stereoscope
Negretti & Zambra; Carpenter and Westley
Late 19th c.
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Brewster-type stereoscope
Negretti & Zambra
2nd half 19th c.
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Camerascope / "Anatomy and Physiology of The Eye".
J. & R. Fleming Ltd
Post 1954
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Camerascope / stereogram / stereoscope / "Anatomy and Physiology of The Eye".
J. & R. Fleming Ltd
Post 1954
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Camerascope / stereogram / "Anatomy and Physiology of The Eye".
J. & R. Fleming Ltd
Post 1954
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Cards for the Swann-Cole Comparator
Raphael's Ltd
1930s
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Cards for use with a Pigeon-Cantonnet Stereoscope
1930s
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Cartons Stereoscopique pour Strabiques Par le Dr Emile Hegg a Berne
A. Francke S.A.
1906
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Centrophor
Fisba
1960s
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Classroom Tests for Binocular Instability
Grant, Ron
1979
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Conversion reflectors for a Stanworth synoptiscope
Mid 20th c.
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Cruise Stereoscope
Theodore Hamblin Ltd
1930s?
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diaphragm test ?
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Diplopia Goggles and test
1950s?
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Dobson's Binoculariscope (accessories)
Theodore Hamblin Ltd
1931-10-30
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Dobson's Binocularscope
Theodore Hamblin Ltd
c.1930
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Dr Emil Hegg's Stereoscopic Charts for Squinters
A. Francke S.A.; Elliott Optical Co Ltd; Clement Clarke Ltd
Early-Mid 20th c.
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Dr Emil Hegg's Stereoscopic Charts for Squinters
A. Francke S.A.
1914
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Dr Emil Hegg's Stereoscopic Charts for Squinters
Early-Mid 20th c.
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Dr Emil Hegg's Stereoscopic Charts for Squinters
Early-Mid 20th c.
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Dr Emil Hegg's Stereoscopic Charts for Squinters
Early-Mid 20th c.
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Engelmann's optical instrument
Engelmann, Otto
1952
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Esdaile-Turville Equilibrium Test
London Optical Company
1936
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Evans Group Three Stereograms
Evans Electrical Co Ltd
c.1948
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Evans Macular Suppression Slides for Orthoptic Therapy
Evans Electrical Co Ltd; J. & R. Fleming Ltd
c.1948
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Evans Stabilisation Stereograms for Orthoptic Therapy
Evans (Instruments) Ltd; J. & R. Fleming Ltd
c.1948
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Evans Stereo-Acuity Measuring Slides for Orthoptic Therapy
Evans Electrical Co Ltd
c.1948
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folding stereoscope
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Freeman OMIS (Ocular Muscle Imbalance Screener) Distance Unit
London Williamson Ltd; G. Rodenstock Instrumente GmbH
c.1970-1979?
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Freeman OMIS (Ocular Muscle Imbalance Screener) Near Unit
Keeler Instruments Ltd
1982
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Giles Near Point Rule (part)
1940s
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Giles Three Needle Test (Incomplete)
20th c.
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Giles Three Needle Test (modified?)
Mid 20th c.
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Gillie Diploscope (incomplete)
John Lilley & Gillie Ltd
1960s
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Google Cardboard Virtual Reality Viewer
Google Inc.
2015
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Hand diploscope
Clement Clarke Ltd
Mid-Late 20th c.
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Hand diploscope
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Hand diploscope
c.1930s-1950s
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hand diploscope
Early-Mid 20th c.
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hand stereoscope
c.1970s?
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Hand-held Worth's 4-Dot near vision test
Clement Clarke Ltd; Ever-Ready
Mid-late 20th c.
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Holmes Stereoscope
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Holmes Stereoscope
Mid 20th c.
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Holmes Stereoscope
Archer-Elliott
1964
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Home Made Heterophoria Test
Mid-Late 20th c.
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Homemade stereo cards
Freeman, Philip
Mid-Late 20th c.
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Homemade stereo cards
Freeman, Philip
Mid-Late 20th c.
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Homemade stereo cards
Freeman, Philip
Mid-Late 20th c.
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Homemade stereo cards
Freeman, Philip
Mid-Late 20th c.
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Howard synoptophore
Elliott Optical Company
c.1930
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Javal Grid
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Javal Grid
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Keystone No 50 Home Training Stereoscope
Keystone View Company; Warwick-Evans Optical Company Ltd
Mid 20th c.
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Landolt's Ophthalmo-Dynamometer with Thread Optometer
c.1900
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Lang-Stereotest
Clement Clarke International
c.1980s
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Livingston Binocular Gauge
Allied Instrument Manufacturers Ltd
Mid 20th c.
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Lonsdale Progressive Stereograms
Elliott Optical Co Ltd
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Lyle Major Amblyoscope 37
Clement Clarke Ltd
c.1948
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Maddox Cheiroscope
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Maddox Cheiroscope
Clement Clarke Ltd
c.1960s
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Maddox Cheiroscope & set of cards
Allied Instrument Manufacturers Ltd
Early-Mid 20th c.
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Maddox Prism Verger
C.W. Dixey & Son Ltd
Post 1917
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Maddox Prism Verger
C.W. Dixey & Son Ltd
1907-1917
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Maddox Wing Test
Hamblin (Instruments) Ltd
Mid-Late 20th c,
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Maddox Wing Test
Mid 20th c.
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Maddox Wing Test
Early-mid 20th c.
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Maddox Wing Test
Early-mid 20th c.
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Maddox Wing Test
Theodore Hamblin Ltd
1920s
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Maddox Wing Test
Early-mid 20th c.
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Maddox Wing Test
Clement Clarke Ltd
Late 20th c.
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