At Tower Optical, we understand that quality is not just a feature—it's a necessity. Our custom circular and square windows are meticulously crafted to isolate different physical environments while allowing light to pass through seamlessly. When selecting a window, it is crucial to consider the properties of various optical materials, including transmission, wavelength range, and environmental resistance. We offer a diverse selection of materials and a variety of anti-reflective coatings that can be applied to our windows, ensuring optimal performance for your specific needs.

Our windows are manufactured from high-quality materials such as BK7, UV Grade Fused Silica, and Sapphire. For those with unique requirements, we also provide custom solutions tailored to your specifications. We offer three distinct quality standards to meet the diverse needs of our clients: Standard Grade, High Grade, and Laser Grade. Each grade is designed to deliver exceptional performance, with precise dimensional tolerances and surface quality that meet the highest industry standards.

Whether you require windows for scientific, industrial, or commercial applications, Tower Optical is committed to delivering products that exceed expectations. Our dedication to quality and precision ensures that each window we produce is a testament to our craftsmanship and expertise. For more information on our Sapphire Windows or to discuss custom options, please contact our factory directly. Experience the difference that quality makes with Tower Optical's expertly crafted optical windows.