Microscope
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1970.0150.001
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- OBJECT TYPE
- electron/scanning
- DATE
- 1959
- ARTIFACT NUMBER
- 1970.0150.001
- MANUFACTURER
- Cambridge University
- MODEL
- SEM-3
- LOCATION
- Cambridge, England
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- Steel microscope/ sheet metal cabinets/ bakelite-like panels & knobs
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 139.5 cm
- Width
- 88.5 cm
- Height
- 126.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Physics
- Category
- Light & electromagnetic radiation
- Sub-Category
- N/A
Manufacturer
- AKA
- University
- Country
- England
- State/Province
- Unknown
- City
- Cambridge
Context
- Country
- Canada
- State/Province
- Quebec
- Period
- 1959-1968
- Canada
-
Used in research related to the forest industry and forest products. Canadian research and Canadian scientists played a major role in demonstrating the commercial viability of the scanning electron microscope. (Smith history- in supp. info.) - Function
-
With a S.E.M. the surface of a solid sample is bombarded with a fine probe of electrons. The sample emits secondary electrons that are generated by the action of the primary beam. These secondary electrons are collected & amplified by the instrument. Since the beam strikes only one point on the sample at a time the beam must be scanned over the sample surface in a raster pattern to generate the picture. - Technical
-
A very early S.E.M. The first commercial S.E.M. was not announced until 1965. (see supp. inf. for further information, ref.1) - Area Notes
-
Unknown
Details
- Markings
- The microscope is a non-commercial model and bears no mfr's. plates or decals. One of the dial plates has hand written markings, two have typed markings/ the only mfr's. plate is on the vacuum pump: 'Metropolitan Vickers/ Manchester & Sheffield/ England/ Metrovac'
- Missing
- Microscope is incomplete. The console contains only 3 modules & a vacuum pump. The power supply cabinet is empty.
- Finish
- Microscope cabinet is light-grey with black panels & knobs. Camera scope is a lighter grey. Microscope is brushed steel/ power supply cabinet (.2) is light-grey with a blue interior, except for one interior panel which is bright green.
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Cambridge University, Microscope, 1959, Artifact no. 1970.0150, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1970.0150.001/
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