ASTM-E1647 › Historical Revision Information
Standard Practice for Determining Contrast Sensitivity in Radiology
Show Complete Document History
The following bibliographic material is provided to assist you with your purchasing decision:
1.1 This practice covers the design and material selection of a contrast sensitivity measuring gage used to determine the minimum material thickness or density that may be imaged without regard to spatial resolution limitations.
1.2 This practice is applicable to transmitted-beam radioscopic imaging systems utilizing X-ray and gamma ray radiation sources.
1.3 The values stated in inch-pound units are to be regarded as standard.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. For specific safety statements, see NIST/ANSI Handbook 114 Section 8, Code of Federal Regulations 21 CFR 1020.40 and 29 CFR 1910.96.
Contrast sensitivity gage; Gamma radiation; Image analysis; Image quality indicator; Line-pairs per millimeter; Penetrating radiation; Radiation exposure; Radioscopic examination; Spatial resolution; X-irradiation; ICS Number Code 11.040.50 (Radiographic equipment)
To find similar documents by ASTM Volume:
To find similar documents by classification:
This document comes with our free Notification Service, good for the life of the document.
This document is available in either Paper or PDF format.
Nov. 15, 1994