Meter, exposure
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1988.0069.001
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- OBJECT TYPE
- COMPARISON
- DATE
- 1887
- ARTIFACT NUMBER
- 1988.0069.001
- MANUFACTURER
- Decoudun, J.
- MODEL
- PHOTOMETRE
- LOCATION
- Paris, France
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- BRASS/ PAPER/ GLASS
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 6.5 cm
- Width
- 6.5 cm
- Height
- 1.0 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
- Decoudun
- Country
- France
- State/Province
- Unknown
- City
- Paris
Context
- Country
- Unknown
- State/Province
- Unknown
- Period
- LATE 1800s.
- Canada
-
Unknown - Function
-
VISUAL EXPOSURE METER USED TO DETERMINE THE DURATION OF EXPOSURE. AN EARLY LIGHT METER. - Technical
-
EARLY EXAMPLE OF AN EXPOSURE METER, AND THE FIRST METER (TYPE) TO ACHIEVE WIDESPREAD USE. - Area Notes
-
Unknown
Details
- Markings
- STAMPED ON THE FACE: 'PHOTOMETRE/ J. DECOUDUN/ BREVETE S.G.D.G./ PARIS.'/ PAPER LABEL ON BACK BEARSFOLLOWING INFO.: 'TEMPS DE POSE POUR GELATINO BROMURE/ DE SENSIBILITE COURANTE', 'Ne poser que 1 tiers pour sensibilite extreme.' AND EXPOSURE CHART.
- Missing
- N/A
- Finish
- (POLISHED) BRASS. ON BACK, PAPER EXPOSURE CHART HAS BEENAFFIXED.
- Decoration
- KNOB USED TO ROTATE INTERNAL SECTION HAS RIB ON EDGE FOR GRIP.
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Decoudun, J., Meter, exposure, circa 1887, Artifact no. 1988.0069, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1988.0069.001/
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