logologo-optometry

Bernell-Brewster Stereoscope Story Book Orthoptic Targets (OS-A series and BO-A series)

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Catalogue Number: 4214
Bernell-Brewster Stereoscope Story Book Orthoptic Targets (OS-A series and BO-A series)
Category: Equipment
Sub-Category: Vision Therapy Equipment
Corporation: Bernell Corporation
Time Period: 1940 to 1999
Place Of Publication/Manufacture: South Bend, Indiana
Publisher/Manufacturer: Bernell
Description Of Item: Two books of stereo flip target books ( OS-A series and BO-A series) with 4 plastic rings binders, to be used with the Bernell Stereoscope.OS-A (Ortho-Stereogram) book is designed to develop binocular skills in subjects who are transitioning from strabismus into binocularity. Contains 8 black and white stereo picture targets (illustrations of the Mother Goose Stories) with black borders plus cover page of instructions and cardboard back page.BO-A (base out prism) book is designed to develop vergence skills through jump duction training. Book contains 8 stereo picture targets (illustrations of the Mother Goose Stories) with grey borders on each page plus a cover page of instructions and cardboard back page. Each book 185 x 90 mmSee also Cat. # 4239.
Historical Significance: Bernard Vodnoy established the Bernell Corporation to produce a number of low cost binocular vision testing and vision training equipment that could be used in-office or for home based vision therapy.
How Acquired: Donated by Margaret Banks
Date Acquired: 28/10/2019
Condition: Fair. Water damage to back cardboard and front cover of BO-A series book.
Location: Archive office. Pamphlet and ephemera filing cabinet. Drawer 10

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