Lens
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Ingenium,
2001.0396.001
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- OBJECT TYPE
- AERIAL/IRIS DIAPHRAGM
- DATE
- 1940–1955
- ARTIFACT NUMBER
- 2001.0396.001
- MANUFACTURER
- Dallmeyer, J.H.
- MODEL
- F/2.9
- LOCATION
- London, England
More Information
General Information
- Serial #
- 248990
- Part Number
- 1
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- .1 GLASS OPTICS; METAL CASING; MOUNTED ON WODEN LENSBOARD..2 METAL LENS CAP HAS VELVET LINING.
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 10.0 cm
- Width
- 10.0 cm
- Height
- 8.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Photography
- Category
- Still camera parts
- Sub-Category
- N/A
Manufacturer
- AKA
- Dallmeyer
- Country
- England
- State/Province
- Unknown
- City
- London
Context
- Country
- Europe
- State/Province
- Unknown
- Period
- THIS TYPE OF LENS PRESUMABLY USED LATE 1940S- EARLY 1950S, AND POSSIBLY LATER.
- Canada
-
PART OF A.M. HARDY COLLECTION OF PHOTOGRAPHIC EQ.. ARCHIBALD HARDY OPERATED A PHOTOGRAPHIC STUDIO ON SPARKS ST., OTTAWA IN THE 1930S. FOLLOWING WAR SERVICE, HE EST'D A STUDIO IN VANKLEEK HILL, ONT WHERE HE WORKED AS A HIGH SCHOOL TEACHER. HE SPECIALIZED IN WEDDING & PORTRAIT PHOTOGRAPHY. MR. HARDY CLOSED HIS STUDIO IN 1952 - Function
-
TO BEND LIGHT RAYS TO CREATE IMAGE WHICH IS IMPRINTED ON FILM IN CAMERA. - Technical
-
Unknown - Area Notes
-
Unknown
Details
- Markings
- .1 "F= 8" F/2.9 248990" incised on lens housing. "[air ministry crown logo]/ A.M./ 14A/780" incised on lens casing. "J.H.D./ 1" stamped in off-white ink, on lens casing. "TOP" handwritten in pencil in one corner of lens board back..2 "DALLMEYER/ LONDON" incised on lens cap.
- Missing
- NONE.
- Finish
- .1 FLAT BLACK FINISH ON ALL METAL & WOOD SURFACES. CLEAR GLASS OPTICS..2 FLAT BLACK FINISH ON LENS CAP EXTERIOR; BLACK VELVET LINING.
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Dallmeyer, J.H., Lens, circa 1940–1955, Artifact no. 2001.0396, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/2001.0396.001/
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