This document outlines a framework for creating a comprehensive Cleanroom User Requirements Specification (URS). A well-defined URS is critical for ensuring that cleanrooms are designed to meet the specific needs of their intended purposes. It serves as a foundation for the design, installation and validation of cleanroom facilities. Fundamental

Maintaining a pristine and highly controlled environment is paramount for numerous industries, from pharmaceuticals and electronics to aerospace. A crucial aspect of achieving this level of precision involves optimizing illumination within these spaces. Proper lighting not only supports visibility but also minimizes the risk of contamination and in