45-640 25 mm Dia. B270 Glass Protective Flat Window; t=2 mm Uncoated

The 45-640 is a 25 mm diameter circular Window, specifically designed for protective purposes. It is sourced from Edmund Optics and features a Base Shape of Flat Window, ensuring a clear and unobstructed view. The window boasts a thickness of 2 mm, providing sufficient protection without compromising on visibility.

The window is made from B270 Schott glass, a high-quality material known for its excellent optical properties. This includes a low auto-fluorescence, making it ideal for applications where minimal background noise is crucial. The glass also offers a high Abbe number, ensuring low chromatic dispersion and maintaining image quality across a wide range of wavelengths.

The window is uncoated, meaning it does not have any additional layers applied to its surface. This can be beneficial in certain applications where coatings may interfere with the desired optical properties. However, it's important to note that uncoated surfaces can be more susceptible to environmental factors such as dust, dirt, and scratches.

The 45-640 is currently in stock and available for purchase through the provided weblink. With its robust design and high-quality materials, this window is a reliable choice for various optical applications.