CA549905A - Logarithmic exposure meter - Google Patents

Logarithmic exposure meter

Info

Publication number
CA549905A
CA549905A CA549905A CA549905DA CA549905A CA 549905 A CA549905 A CA 549905A CA 549905 A CA549905 A CA 549905A CA 549905D A CA549905D A CA 549905DA CA 549905 A CA549905 A CA 549905A
Authority
CA
Canada
Prior art keywords
exposure meter
logarithmic exposure
logarithmic
meter
exposure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA549905A
Other languages
French (fr)
Inventor
F. Taylor Clement
G. Stimson Allen
B. Jennings Frederic
Brynes Kermit
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Canada Co
Original Assignee
Canadian General Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA549905A publication Critical patent/CA549905A/en
Expired legal-status Critical Current

Links

CA549905A Logarithmic exposure meter Expired CA549905A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA549905T

Publications (1)

Publication Number Publication Date
CA549905A true CA549905A (en) 1957-12-10

Family

ID=35711288

Family Applications (1)

Application Number Title Priority Date Filing Date
CA549905A Expired CA549905A (en) Logarithmic exposure meter

Country Status (1)

Country Link
CA (1) CA549905A (en)

Similar Documents

Publication Publication Date Title
CA693993A (en) Exposure meter
CA640563A (en) Calculating apparatus
CA549905A (en) Logarithmic exposure meter
CA543515A (en) Hydrometer
CA559228A (en) Exposure meter
AU237295B2 (en) Exposure meter
CA525355A (en) Elevation meter
AU219838B2 (en) Radiation exposure unit
AU5477759A (en) Exposure meter
CA538016A (en) Photographic developer compositions
AU226070B2 (en) Measuring
CA506532A (en) Exposure meter
CA545786A (en) Meter adjustment
CA541265A (en) Photographic apparatus
CA536186A (en) Photographic apparatus
CA536849A (en) Photographic apparatus
AU221037B2 (en) Photographic apparatus
CA543386A (en) Photographic apparatus
CA543391A (en) Photographic apparatus
CA545215A (en) Photographic apparatus
CA547599A (en) Water meter
AU217426B2 (en) Metering apparatus
CA542048A (en) Six-lens photographic objective
AU2589857A (en) Radiation exposure unit
CA539348A (en) Scale