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1973.0423.002
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- OBJECT TYPE
- N/A
- DATE
- 1948
- ARTIFACT NUMBER
- 1973.0423.002
- MANUFACTURER
- American Optical Co.
- MODEL
- COHEN SLIDE 1217-5C
- LOCATION
- United States of America
More Information
General Information
- Serial #
- N/A
- Part Number
- 2
- Total Parts
- 7
- AKA
- N/A
- Patents
- N/A
- General Description
- Metal; glass
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 31.0 cm
- Width
- 5.0 cm
- Height
- 2.7 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
- American Optical
- Country
- United States of America
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- North America
- State/Province
- Unknown
- Period
- This type of projector used c. late 1940s +
- Canada
-
Typical example of apparatus found in eye doctor's office. May have also been present in a regular physicians' office. - Function
-
Projected images were viewed by patients as part of ophthalmological examination. - Technical
-
Allowed for patient to actively participate in their examination though simple yet effective visual tests. Ex: acuity, green/red etc. - Area Notes
-
Unknown
Details
- Markings
- "American Optical Company/ MADE IN U.S.A./ PAT. NO. 2,065,434" printed in one side of frame; "COHEN SLIDE/ MODEL 1217-5C" & scales 0-180 and +15 to 165+ printed on top. "[logo- "AO"] & scales 0-180 and +15 to 165+ printed on reverse. Slide images include numerical, alphabetical & graphic symbols.
- Missing
- Appears complete
- Finish
- Silver metal frame; glass slide.
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
American Optical Co., Slide, after 1948, Artifact no. 1973.0423, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1973.0423.002/
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