Bracket

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Ingenium, 1999.0168.016
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OBJECT TYPE: N/A
DATE: 1950–1959
ARTIFACT NUMBER: 1999.0168.016

MANUFACTURER: KEYSTONE VIEW CO.
MODEL: Unknown
LOCATION: Meadville, Pennsylvania, United States of America

More Information

General Information

Serial #: N/A
Part Number: 16
Total Parts: 20
AKA: N/A
Patents: N/A
General Description: METAL/ SYNTHETIC

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: 22.0 cm
Width: 17.0 cm
Height: 14.0 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Medical Technology
Category: Medical equipment
Sub-Category: N/A

Manufacturer

AKA: KEYSTONE
Country: United States of America
State/Province: Pennsylvania
City: Meadville

Context

Country: Canada
State/Province: Ontario
Period: THIS TYPE OF VISUAL TEST INSTRUMENT USED C. 1950S+
Canada: INSTRUMENT OWNED, AND PRESUMABLY USED, BY CANADIAN BUSINESS SUPPLY CO. R.L. CRAIN LTD. (1894 TO PRESENT)
Function: TO EVALUATE THE VISUAL ACUITY (INCLUDING DEPTH AND COLOUR PERCEPTION, AND PERIPHERAL VISION) OF EMPLOYEES. This component used to hold periometer.
Technical: EXAMPLE OF VISUAL TESTING INSTRUMENT OF TYPE USED IN WORKPLACE TO SCREEN EMPLOYEES FOR VISION PROBLEMS. TESTING FOR VISUAL ACUITY, DEPTH AND COLOUR PERCEPTION, PERIPHERAL VISION, ETC. COULD BE ADMINISTERED SIMPLY AND RAPIDLY BY AN OPERATOR REQUIRING ONLY MINIMAL TRAINING. ONCE IDENTIFIED, EMPLOYEES WITH VISION PROBLEMS COULD BE DIRECTED TO A SPECIALIST, IF NECESSARY. (REF. 1)
Area Notes: Unknown

Details

Markings: No markings visible.
Missing: N/A
Finish: Unknown
Decoration: N/A

CITE THIS OBJECT

If you choose to share our information about this collection object, please cite:

KEYSTONE VIEW CO., Bracket, between 1950–1959, Artifact no. 1999.0168, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1999.0168.016/

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