Transparent materials is the academic field dedicated to the investigation of materials characterized by their ability to transmit electromagnetic radiation, predominantly within the visible spectrum, with minimal absorption, scattering, or reflection. This research area explores the fundamental interactions between photons and matter at atomic, molecular, and microstructural levels to understand and control the optical properties that govern transparency and spectral transmittance. The significance of this field is profound, underpinning advancements in diverse technological applications ranging from optical devices and display technologies to energy systems and scientific instrumentation.