High-density (lead glass or other) radiation shielding windows, having all of the following characteristics, and specially designed frames therefor: a. A `cold area´ greater than 0.09 m 2 ; b. A density greater than 3 g/cm 3 ; and c. A thickness of 100 mm or greater.

LIST OF NUCLEAR-RELATED DUAL-USE EQUIPMENT, MATERIALS, SOFTWARE, AND RELATED TECHNOLOGY

1.A. Equipment, Assemblies and Components

INFCIRC/254/Rev.8/Part 2

Technical Note: In Item 1.A.1.a. the term `cold area’ means the viewing area of the window exposed to the lowest level of radiation in the design application.