Lens, telescope
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1970.0217.008
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- OBJECT TYPE
- N/A
- DATE
- Unknown
- ARTIFACT NUMBER
- 1970.0217.008
- MANUFACTURER
- Troughton & Simms
- MODEL
- Unknown
- LOCATION
- London, England
More Information
General Information
- Serial #
- N/A
- Part Number
- 8
- Total Parts
- 21
- 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
- N/A
- Width
- N/A
- Height
- N/A
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Astronomy
- Category
- Observation equipment
- Sub-Category
- N/A
Manufacturer
- AKA
- Troughton Simms
- Country
- England
- State/Province
- Unknown
- City
- London
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- PROBABLY FROM 1905 (OR EARLIER) TO 1956 OR 1957
- Canada
-
USED AT THE DOMINION OBSERVATORY IN OTTAWA. - Function
-
Unknown - Technical
-
TYPICAL ASTRONOMICAL TRANSIT BY PREMIER ENGLISH MAKERS/ WOULD BE OF SECONDARY LEVEL ACCURACY - LIMITED MAINLY BY THE FOCAL LENGTH, THE ACCURACY OF THE STRIDE LEVEL, CARE TAKEN TO ALIGN BASE & THE NUMBER OF STELLAR TRANSITS OBSERVED/ PERSONAL EQUATION ERRORS NEEDED TO BE KNOWN & APPLIED - Area Notes
-
Unknown
Details
- Markings
- NONE
- Missing
- N/A
- Finish
- BRASS COLOUR & BLACK WITH CLEAR LENSES
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Troughton & Simms, Lens, telescope, Unknown Date, Artifact no. 1970.0217, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1970.0217.008/
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