Telescope parts
Use this image
Can I reuse this image without permission? Yes
Object images on the Ingenium Collection’s portal have the following Creative Commons license:
Copyright Ingenium / CC BY-NC-ND (Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
ATTRIBUTE THIS IMAGE
Ingenium,
1970.0212.002
Permalink:
Ingenium is releasing this image under the Creative Commons licensing framework, and encourages downloading and reuse for non-commercial purposes. Please acknowledge Ingenium and cite the artifact number.
DOWNLOAD IMAGEPURCHASE THIS IMAGE
This image is free for non-commercial use.
For commercial use, please consult our Reproduction Fees and contact us to purchase the image.
- OBJECT TYPE
- N/A
- DATE
- Unknown
- ARTIFACT NUMBER
- 1970.0212.002
- MANUFACTURER
- Unknown
- MODEL
- Unknown
- LOCATION
- Unknown
More Information
General Information
- Serial #
- N/A
- Part Number
- 2
- Total Parts
- 6
- AKA
- N/A
- Patents
- N/A
- General Description
- Metal (including brass); glass optics
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 5.5 cm
- Width
- N/A
- Height
- N/A
- Thickness
- N/A
- Weight
- N/A
- Diameter
- 4.0 cm
- Volume
- N/A
Lexicon
- Group
- Astronomy
- Category
- Observation equipment
- Sub-Category
- N/A
Manufacturer
- AKA
- Unknown
- Country
- Unknown
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Unknown
- State/Province
- Unknown
- Period
- Unknown
- Canada
-
One of the studies of stars at the Dominion Observatory measured the motion of one star around another in binary or multiple star systems. A filar micrometer was attached to the 15-inch telescope to perform this work. - Function
-
A filar micrometer measures the separation between double stars. - Technical
-
Manufatured by Warner & Swasey, Cleveland, Ohio - Area Notes
-
Unknown
Details
- Markings
- Lenses sealed in plastic sleeves with dessicant to prevent moisture: no markings visible
- Missing
- N/A
- Finish
- Brass lens housing has dark end cap; clear glass lense
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Unknown Manufacturer, Telescope parts, Unknown Date, Artifact no. 1970.0212, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1970.0212.002/
FEEDBACK
Submit a question or comment about this artifact.
More Like This
1970.0212.002
