Zinc Selenide is a chemical compound made up of the elements zinc and selenium. It appears as a yellowish or colorless solid and is known for its optical properties, making it useful in various applications, particularly in the field of optics. It is commonly used in the production of lenses and windows for infrared lasers due to its transparency in the infrared spectrum. In addition to its optical uses, Zinc Selenide is also employed in the manufacturing of semiconductors and as a material in photovoltaic cells. Its unique properties allow it to efficiently conduct electricity while also being a good insulator, making it valuable in electronic devices and solar energy applications.