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New Reduced price! I3A IT2.4-1987 (R1994)

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I3A IT2.4-1987 (R1994)

Reference: M00000101

Condition: New product

I3A IT2.4-1987 (R1994) Photography (Sensitometry) - Black-and-White Aerial Camera Films - Determination of ISO Speed and Average Gradient (reaffirmation and redesignation of ANSI/ISO 7829-1986, ANSI PH2.34-1987) (same as ANSI/ISO 7829-1986 (R1994))

standard by International Imaging Industry Association, 01/24/1997

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IS0 was requested to develop a method for measuring speedand average gradient of black-and-white negative camera filmprocesscombinations used in aerial photography because ofthe incompatability of various existing standards; the aim beingto create an International Standard that would incorporate themost important features of these standards.

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Published: 01/24/1997 ANSI: ANSI Approved Number of Pages: 22 File Size: 1 file , 1 MB