Sextant

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Ingenium, 1991.0828.001
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OBJECT TYPE: BUBBLE
DATE: 1939–1945
ARTIFACT NUMBER: 1991.0828.001

MANUFACTURER: Unknown
MODEL: Mk.IX
LOCATION: England

More Information

General Information

Serial #: 16674/40
Part Number: 1
Total Parts: 4
AKA: N/A
Patents: N/A
General Description: predom. non-ferrous metal (possibly aluminum); steel; plastic; glass lens & mirror; rubber cushion around eyepiece

Dimensions

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

Length: 16.0 cm
Width: 16.0 cm
Height: 19.5 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Aviation
Category: Aircraft instruments
Sub-Category: N/A

Manufacturer

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

Context

Country: Worldwide
State/Province: Unknown
Period: WWII (1939-1945)
Canada: Unknown
Function: Sextants are optical navigational instruments for measuring angular distances and determining latitude. A bubble sextant contains a bubble-level in a dome-topped liquid-filled chamber. When held vertically, the bubble floats to the dome's centre, providing a horizontal base line, or artificial horizon,. from which the altitude of the sun or other chosen celestial body may be measured.
Technical: Unknown
Area Notes: Unknown

Details

Markings: lettering painted on housing reads: "[crown]/A.M./BUBBLE SEXTANT/MARK IX./REF. No 68/151./BRIT.PATS/480112 490621/AND PENDING"; "SERIAL No 16674/40"
Missing: battery compartment empty; no electric cable
Finish: predom. black; white lettering & indicators
Decoration: Tudor crown painted on housing

CITE THIS OBJECT

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

Unknown Manufacturer, Sextant, between 1939–1945, Artifact no. 1991.0828, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1991.0828.001/

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