Densitometer

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Ingenium, 1996.0649.001
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OBJECT TYPE: REFLECTANCE
DATE: Unknown
ARTIFACT NUMBER: 1996.0649.001

MANUFACTURER: PHOTOVOLT CORP.
MODEL: 501M
LOCATION: New York, New York, United States of America

More Information

General Information

Serial #: 5520
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: METAL AND SYNTHETIC

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: 38.0 cm
Width: 24.0 cm
Height: 25.0 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Physics
Category: Light & electromagnetic radiation
Sub-Category: N/A

Manufacturer

AKA: PHOTOVOLT
Country: United States of America
State/Province: New York
City: New York

Context

Country: Canada
State/Province: Unknown
Period: PROBABLY USED BEFORE THE 1980S
Canada: EXAMPLE OF LABORATORY EQUIPMENT USED BY THE DEPARTMENT OF AGRICULTURE IN OTTAWA.
Function: USED TO MEASURE THE REFLECTANCE OF LIGHT FROM A SURFACE. IT MAY BE USED TO DETERMINE COLOUR OR LIGHTNESS OF FOOD PRODUCTS SUCH AS COFFEE, POTATO CHIPS, PEANUT BRITTLE, COCOA, KETCHUP, ETC. [REF 1]
Technical: THIS INSTRUMENT DETERMINES THE OPTICAL DENSITY OF A SUBSTANCE BY MEASURING THE INTENSITY OF LIGHT IT REFLECTS WHEN BEAMED ON BY A PHOTOCELL. [REF 2]
Area Notes: Unknown

Details

Markings: MFG PLATE: 'PHOTOVOLT CORPORATION/ NEW YORK CITY/ SERIAL NO/ 5520/ PV [LOGO]/ MODEL NO./ 501M/ MADE IN USA'/ PRINTED ON METER: 'PHOTOVOLT CORPORATION/ NEW YORK CITY/ DENSITY/ [SCALE 0 TO 100/ 0 TO 25]'/PRINTING AROUND DIALS INCLUDES: 'SET NEEDLE TO LEFT ZERO/ WITHOUT LIGHT ON PHOTOTUBE''RANGE SWITCH X1 [TO] X1000' 'MAIN SWITCH OFF WARM UP ON'/ STICKER ON SIDE: 'CANADA/ AGRICULTURE/ 001490'
Missing: APPEARS COMPLETE From CA of 11/16/2001 by Matthew Bruce: No - appears complete
Finish: CASE GREY HAMMELIN FINISH; BLACK CONTROL BUTTONS
Decoration: N/A

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If you choose to share our information about this collection object, please cite:

PHOTOVOLT CORP., Densitometer, Unknown Date, Artifact no. 1996.0649, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1996.0649.001/

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