1.1 This test method covers the determination of the diffuse light transmission factor of translucent reinforced plastics building panels.

1.2 The values stated in SI units are to be regarded as the standard. The values given in the parentheses are for information only.

1.3 The text of this standard references notes and footnotes which provide explanatory material. These notes and footnotes (excluding those in Tables and Figures) shall not be considered as requirements of this 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.

Note 1—There are no ISO standards covering the subject matter of this specification.