36-991 25 mm Dia. N-BK7 Precision Protective Flat Window; t=1 mm Uncoated

The 36-991 is a 25 mm diameter, 1 mm thick uncoated Flat Window made from N-BK7 glass, sourced from the renowned optical vendor, Edmund Optics. This Window, designed for precision applications, boasts a refractive index of 1.5168 at the wavelength of 587.6 nm, making it an excellent choice for various optical systems.

The Flat Window's primary function is to protect the optical components from environmental hazards and physical damage without degrading the optical performance. Its uncoated surface ensures high transmission across a broad spectrum, making it suitable for applications that do not require specific polarization or reflection control.

The Window's circular base shape and thin lens geometry allow for easy integration into various optical systems. The item data indicates that this Window is in stock, ensuring quick delivery for your immediate needs.