Lens
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2001.0399.001
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- OBJECT TYPE
- IRIS DIAPHRAGM
- DATE
- 1895–1940
- ARTIFACT NUMBER
- 2001.0399.001
- MANUFACTURER
- LAACK, JULIUS & SON
- MODEL
- DOPPEL ANASTIGMAT DIALYTAR F-6.8
- LOCATION
- Rathenow, Germany
More Information
General Information
- Serial #
- 37929
- Part Number
- 1
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- .1-.2 METAL CASING;GLASS OPTICS
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 5.3 cm
- Width
- 5.3 cm
- Height
- 4.0 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
- LAACK
- Country
- Germany
- State/Province
- Unknown
- City
- Rathenow
Context
- Country
- North America
- State/Province
- Unknown
- Period
- THIS TYPE OF LENS PROBABLY USED 1ST HALF OF 20TH C.
- Canada
-
PART OF A.M. HARDY COLL'N 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 "JUL LAACK & SOHNE RATHENOW. DOPPEL- ANASTIGMAT- DIALYTAR 1:6.8 F=190 m/m No 37929." incised on lens housing..2 f-stop scale marked on housing.
- Missing
- UNKNOWN.
- Finish
- .1 METAL CASING HAS BLACK FINISH..2 BRIGHT BRASS CASING; BLACK INTERIOR.
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
LAACK, JULIUS & SON, Lens, circa 1895–1940, Artifact no. 2001.0399, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/2001.0399.001/
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