Projector part
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1987.1185.017
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- OBJECT TYPE
- N/A
- DATE
- 1955–1965
- ARTIFACT NUMBER
- 1987.1185.017
- MANUFACTURER
- Bausch & Lomb Optical Co.
- MODEL
- Unknown
- LOCATION
- Rochester, New York, United States of America
More Information
General Information
- Serial #
- KA 906
- Part Number
- 17
- Total Parts
- 17
- AKA
- projector base with mounting bracket
- Patents
- N/A
- General Description
- PRINCIPALLY METAL/ GLASS OPTICS/ SOME SYNTHETIC KNOBS, SWITCHES, HOSES, ETC.
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 53.0 cm
- Width
- 13.5 cm
- Height
- 36.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Exploration and Survey
- Category
- Photogrammetry
- Sub-Category
- N/A
Manufacturer
- AKA
- Bausch Lomb
- Country
- United States of America
- State/Province
- New York
- City
- Rochester
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- C. 1965-1970
- Canada
-
DESIGNED BY SAMUEL G. GAMBLE, DEPT. OF MINES & TECHNICAL SURVEYS, CANADA & MFD. BY PHOTO SURVEYS CORP., TORONTO ON USED BY EMR IN 250,000 SERIES RECONNAISANCE MAPPING PROJECT (AS PER MR. L. SEBERT) - Function
-
TO PROJECT STEREOSCOPIC MODEL IN ORDER TO INTERPRET, MEASURE & PLOT DATA GATHERED FROM AERIAL SURVEY PHOTOGRAPHS. - Technical
-
DESIGN PERMITS A CLOSE-SPACED PATTERN OF LUMINOUS DOTS TO BE PROJECTED & FORMS AN ELEVATION REFERENCE PLANE IN THE STEREOMODEL. THE 2 PROJECTORS ARE RAISED OR LOWERED IN UNISON, MOVING MODEL DATUM WITH RESPECT TO THE REFERENCE PLANE. CONTOURS & PLANIMETRIC DETAIL ARE TRACED FREEHAND ON MAP SHEET ON TABLE BELOW (REF.1) - Area Notes
-
Unknown
Details
- Markings
- Plate screwed to frame bears following info.: ‘BAUSCH & LOMB OPTICAL CO./ ROCHESTER, N.Y. US.A../ U.S.A. PATENT/ [B&L LOGO]/ 1,980,657/ 2,263,341/ 2,164,847/ SERIAL NO. KA906'. Fitted with 2 scales: 0-70 & 0-200 [mm?]/ ‘F87' incised by hand on optical housing. NB: Diapositive mounted in frame
- Missing
- N/A
- Finish
- COMPONENTS SILVER METAL/ BLACK CRINKLE-TEXTURED FINISH
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Bausch & Lomb Optical Co., Projector part, circa 1955–1965, Artifact no. 1987.1185, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1987.1185.017/
FEEDBACK
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