Film step tablet standards of diffuse visual transmission density
Subtitle: SRM 1001 and SRM 1008
By: Edward A. Early ... [et al.]
Contributors: Early, Edward A; National Institute of Standards and Technology (U.S.)
Series: NIST special publication -- 260-135; Standard reference materials
Publisher: U.S. Dept. of Commerce, Technology Administration, National Institute of Standards and Technology; For sale by the Supt. of Docs., U.S. G.P.O.
Published: 1998
Place of publication: Gaithersburg, MD; Washington, DC
Language: eng
Format: Microform
Number of pages: 33
Subjects: Densitometry -- Standards -- United States; Photography -- Films -- Optical properties -- Measurement; Radiography -- Films -- Optical properties -- Measurement
Notes: Shipping list no.: 99-0220-M

"Issued July 1998."

Includes bibliographical references (p. 33)

Microfiche. [Washington, D.C.] : Supt. of Docs., U.S. G.P.O., [1999] 1 microfiche : negative