Calculator, exposure

Use this image

Can I reuse this image without permission? Yes

Object images on the Ingenium Collection’s portal have the following Creative Commons license:

Copyright Ingenium / CC BY-NC-ND (Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)

ATTRIBUTE THIS IMAGE

Ingenium, 1995.1615.001
Permalink:

Ingenium is releasing this image under the Creative Commons licensing framework, and encourages downloading and reuse for non-commercial purposes. Please acknowledge Ingenium and cite the artifact number.

DOWNLOAD IMAGE

PURCHASE THIS IMAGE

This image is free for non-commercial use.

For commercial use, please consult our Reproduction Fees and contact us to purchase the image.

OBJECT TYPE
MANUAL/COLOUR & CINE
DATE
1950
ARTIFACT NUMBER
1995.1615.001
MANUFACTURER
Unknown
MODEL
JOHNSON CALCULATOR
LOCATION
England

More Information


General Information

Serial #
N/A
Part Number
1
Total Parts
1
AKA
N/A
Patents
N/A
General Description
SYNTHETIC

Dimensions

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

Length
8.2 cm
Width
7.4 cm
Height
N/A
Thickness
N/A
Weight
N/A
Diameter
N/A
Volume
N/A

Lexicon

Group
Photography
Category
Cine camera accessories
Sub-Category
N/A

Manufacturer

AKA
Unknown
Country
England
State/Province
Unknown
City
Unknown

Context

Country
Canada
State/Province
Unknown
Period
Probably used in the late 1950s.
Canada
Unknown
Function
A device used to calculate the correct camera lens opening for a proper exposure depending on light available.
Technical
One of a series of Johnson plastic disc type calculators for use in determining exposure under daylight condition for all types of still and cine colour reversal films. Weather conditions and seasonal variations in lighting are considered. The calculations were compiled in accordance with the British Standards exposure tables BS935 and applies to latitudes 45-degrees to 55-degrees north, but correct light value tables for other latitudes were supplied for pasting over the standard values. (Ref. 1)
Area Notes
Unknown

Details

Markings
PRINTING INCLUDES: 'JOHNSON COLOUR & CINE CALCULATOR/ FOR REVERSAL FILMS'/ [SEE IMAGE BANK FOR DETAILS]
Missing
N/A
Finish
CREAM WITH BLACK AND RED PRINTING
Decoration
N/A

CITE THIS OBJECT

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

Unknown Manufacturer, Calculator, exposure, after 1950, Artifact no. 1995.1615, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1995.1615.001/

FEEDBACK

Submit a question or comment about this artifact.

More Like This


...
Calculator, e…

2005.0164.001

Object

...
Calculator, e…

1995.1492.001

Object

...
Meter, exposu…

2000.0066.001

Object

...
Calculator, e…

1995.1476.001

Object

...
Meter, exposu…

1987.1227.001

Object

...
Meter, exposu…

1994.0442.001

Object

...
Meter, exposu…

1981.0881.001

Object

...
Meter, exposu…

1988.0447.001

Object

...
Meter, exposu…

1981.1426.001

Object

...
Calculator, e…

1981.1427.001

Object

...
Finder, colou…

1982.0359.001

Object

...
Calculator, e…

1987.0125.001

Object

...
Calculator, e…

1987.0124.001

Object

...
Camera

2000.0232.001

Object

...
Calculator, e…

1978.0604.001

Object

No image available.
Vignetter

1999.0043.012

Object

...
Control conso…

2011.0298.001

Object

...
Calculator, a…

2010.0178.001

Object

...
Calculator, e…

2005.0165.001

Object

...
Meter, exposu…

1997.0455.001

Object

...
Lamp, electric

1997.0486.001

Object

...
Meter, exposu…

1997.0277.001

Object

...
Camera

2013.0290.001

Object

...
Meter, exposu…

1976.0304.001

Object

...
Lamp, electric

1991.0169.001

Object

...
Camera

1988.0137.001

Object

...
Calculator, e…

1995.1493.001

Object

...
Filter

1987.2062.001

Object

...
Meter, exposu…

1987.0469.001

Object

...
Meter, exposu…

1981.1289.001

Object

...
Box

1987.0469.002

Object

...
Calculator, e…

1980.0882.001

Object

...
Canister, film

1973.0661.001

Object

...
Camera

1975.0405.001

Object

...
Holder, x-ray…

1975.0042.008

Object

...
Calculator, e…

1978.0603.001

Object

...
Camera

1981.1115.001

Object

...
Meter, exposu…

1984.0324.001

Object

...
Meter, exposu…

1981.1288.001

Object

...
Meter, exposu…

2006.0060.001

Object

...
Camera

1989.0219.001

Object

...
Grip

2000.0074.002

Object

...
Cap, lens

2000.0074.003

Object

...
Flash

1981.0911.001

Object

...
Calculator, e…

1996.0622.001

Object

...
Camera

2002.0257.001

Object

...
Meter, exposu…

2010.0575.001

Object

...
Meter, exposu…

1972.0403.001

Object

...
Case, camera

2000.0074.005

Object

...
Meter, exposu…

1981.0892.001

Object

...
Cassette, film

2000.0074.004

Object

...
Camera

1998.0286.001

Object

...
Holder, x-ray…

1975.0042.005

Object

No image available.
Holder, x-ray…

1975.0042.006

Object

No image available.
Holder, x-ray…

1975.0042.007

Object

...
Camera

2004.0012.001

Object

...
Box, matte

1997.0506.001

Object

...
Meter, exposu…

2010.0193.001

Object

...
Camera & proj…

1996.0310.001

Object

No image available.
Holder, x-ray…

1969.1553.007

Object

...
Film

1987.1154.001

Object

...
Lighting unit…

2001.0103.001

Object

...
Camera

1981.1378.001

Object

...
Cartridge, fi…

2010.0277.002

Object

...
Filter

1995.1397.001

Object

No image available.
Control unit

1976.0270.003

Object

...
Camera

1981.1197.001

Object

...
Cover, case c…

2010.0208.002

Object

...
Scissors

2010.0190.001

Object

...
Camera

1972.0394.001

Object

...
Vignetter

1999.0043.011

Object

No image available.
Holder, x-ray…

1969.1553.003

Object

No image available.
Holder, x-ray…

1969.1553.004

Object

No image available.
Holder, x-ray…

1969.1553.006

Object

...
Meter, exposu…

1972.0404.001

Object

...
Camera

2001.0384.001

Object

...
Camera

1981.1107.001

Object

...
Meter, exposu…

1986.0264.001

Object

...
Reel, film

2005.0073.002

Object

...
Meter, exposu…

1987.0436.001

Object

...
Lamp, electric

1995.1407.001

Object

...
Flash

1981.0796.001

Object

...
Lens

1997.0496.001

Object

...
Copier, photo…

1988.0449.001

Object

...
Camera

2009.0341.001

Object

...
Flash

1981.1295.001

Object

...
Camera

1997.0492.001

Object

...
Camera

1981.0872.001

Object

...
Meter, exposu…

1978.0781.001

Object

...
Calculator, e…

1981.1624.001

Object

...
Film

2006.0150.001

Object

...
Reel, film

2010.0208.003

Object

...
Camera

1975.0451.001

Object

...
Camera

2000.0074.001

Object

...
Calculator, e…

1982.0614.001

Object

...
Cover

2010.0209.005

Object

...
Magazine, film

2010.0209.001

Object

...
Camera

1995.1620.001

Object

...
Meter, exposu…

1981.0889.001

Object

...
Cartridge, fi…

1968.0586.002

Object