The uncoated flat laser windows in this category are designed for applications where antireflection coatings are unnecessary, such as certain infrared imaging systems and laser setups. These windows come in a variety of substrate materials like Sapphire and CaF2, with surface quality ranging from 60-40 to 10-5 scratch-dig and flatness specifications up to lambda/10. Suppliers such as Union Optic and Henan UM Optics Ltd offer these precision-engineered optical components. On FindLight, you can compare technical specifications, request pricing, and connect directly with manufacturers without the need for registration.