
شرح مواد النوافذ البصرية: من الكوارتز إلى الياقوت والياقوت الأزرق وسيليكون للبيئات القاسية
1. Introduction Optical window materials are critical components in modern optical and photonic systems, including laser engineering, infrared imaging, aerospace instrumentation, semiconductor equipment, and industrial inspection systems. Their primary role is not only to transmit light with minimal loss, but also to physically isolate sensitive internal environments from extreme external conditions such as high temperature,








