Spherometer

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Ingenium, 2002.0199.001
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OBJECT TYPE: DIAL/1/100 MM
DATE: Unknown
ARTIFACT NUMBER: 2002.0199.001

MANUFACTURER: Unknown
MODEL: Unknown
LOCATION: Unknown

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: NON-FERROUS METAL CASING & PARTS/ SYNTHETIC DIAL COVER

Dimensions

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

Length: 11.5 cm
Width: 11.0 cm
Height: 11.0 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Metrology
Category: Precision tools
Sub-Category: N/A

Manufacturer

AKA: Unknown
Country: Unknown
State/Province: Unknown
City: Unknown

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: PART OF COLLECTION OF MR. JOSEF ELSENER; HE WAS SWISS BORN & TRAINED AS ARMOURER, EMIGRATED TO CANADA IN 1952 & BECAME BUSINESSMAN. HIS COLLECTION OF MORE THAN 1000 PIECES WAS FOCUSED ON FINELY MADE APPARATUS INCLUDING MACHINE TOOLS, SURVEYING EQUIPMENT, MEDICAL APPARATUS & SOME ELECTRICAL TEST & RADIO EQUIPMENT.
Function: DEVICE USED TO MEASURE CURVATURE OF SOLID SPHERICAL SURFACES, EITHER CONVEX OR CONCAVE. THIS TYPE WAS USED TO MEASURE LENS OR MIRROR CURVATURE DURING GRINDING.
Technical: Unknown
Area Notes: Unknown

Details

Markings: BLACK SCALE MARKINGS & NUMBERS FOR 0 TO 100 & LETTERING READING "1/100/ mm"
Missing: UNKNOWN
Finish: GOLD PAINTED CASING/ BRASS COLOURED PARTS/ WHITE DIAL FACE WITH COLOURLESS TRANSPARENT DIAL COVER, METALLIC CASING
Decoration: N/A

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

Unknown Manufacturer, Spherometer, Unknown Date, Artifact no. 2002.0199, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/2002.0199.001/

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