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1995.1627.001
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- OBJECT TYPE
- CLOSE-UP
- DATE
- 1940–1949
- ARTIFACT NUMBER
- 1995.1627.001
- MANUFACTURER
- PRACTO
- MODEL
- PLANOLITE +2 SERIES VI
- LOCATION
- United States of America
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 3
- AKA
- N/A
- Patents
- N/A
- General Description
- .1 GLASS LENS MOUNTED IN METAL RING;.2 CARDBOARD BOX; CW PAPER ENVELOPE LINEDWITH COTTON WOOL
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 5.0 cm
- Width
- 5.0 cm
- Height
- 1.2 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Photography
- Category
- Still camera accessories
- Sub-Category
- N/A
Manufacturer
- AKA
- PRACTO
- Country
- United States of America
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- North America
- State/Province
- Unknown
- Period
- THIS TYPE OF LENS USED C. 1940S +
- Canada
-
TRANSFERRED FROM COLLECTION OF CANADIAN WAR MUSEUM TO NATIONAL MUSEUM OF SCIENCE & TECHNOLOGY. PRESUMED TO HAVE BEEN OWNED AND/OR USED BY CANADIAN MILITARY PERSONNEL, OR IN CANADIAN MILITARY OPERATIONS, WITH 951622 MICROCOPYING KIT. - Function
-
TO PERMIT ACCURATE FOCUSING ON SUBJECTS WHICH ARE CLOSE, OR ARE VERY SMALL. - Technical
-
EXAMPLE OF SIMPLE AND INEXPENSIVE CLOSE UP OR PROXIMITY LENS, USED FOR COPY WORK AND PHOTOGRAPHING SMALL OBJECTS OR DETAILS. PROVIDED WITH SCALES IN BOTH IMPERIAL AND METRIC MEASURES, AND A COMPANION CAMERA FOCUSING SCALE. - Area Notes
-
Unknown
Details
- Markings
- .1 no markings..2 " PRACTO/ PLANOLITE/ Reg. U.S. Pat. Off./ PROXIMITY/ LENS/ +2 CL. UP SER. VI " printed on PT box top; " + 2 CLOSE-UP LENS " printed on one side; focusing scale reading in part " DISTANCE SCALE/ FEET/ PROXIMITY/ LENS/ PRACTO/ PLANOLITE/ ENGLISH/ FOCUSING SCALE/ REG. U.S. PAT.OFF. " printed on inside of box top. " DISTRIBUTED BY L.R. BIBER CO./ New York City " & logo printed on box bottom; focusing scale reading in part " DISTANCE SCALE/ METERS/ PROXIMITY/ LENS/ PRACTO/ PLANOLITE/ METRIC/ FOCUSING SCALE/ REG. U.S. PAT. OFF. " printed on inside of box bottom.
- Missing
- NONE.
- Finish
- .1 CLEAR GLASS LENS; BRUSHED SILVER METAL HOUSING;.2 WHITE CARDBOARD BOC HAS RED PAPER LABELS ON FRONT & BACK.
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
PRACTO, Filter, between 1940–1949, Artifact no. 1995.1627, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1995.1627.001/
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