This is a 11-860 125 mm Dia. N-BK7 Precision Protective Flat Window, with a thickness of 8 mm and coated with MgF2 for the wavelength range of 400-700nm. The window is sourced from the reputable vendor, Edmund Optics.
The window is designed as a Flat Window, which is a type of Window that does not have any curvature. This particular model has a base shape of Circular, making it suitable for a wide range of applications where a flat, circular window is required. The window is made from N-BK7 Schott, a popular material in the optical industry due to its excellent optical properties.
The window is coated with MgF2 on both the front and back surfaces, following the standard curve. This coating enhances the window's performance by reducing reflection and increasing transmission. The coating is designed for a central wavelength of 587.6 nm, which is within the visible light spectrum.
The window is shaped as a Thin Lens, which is a lens with a very small focal length compared to its diameter. This shape allows the window to be used in various applications where a thin, lens-shaped window is required.
According to the vendor's website, this item is currently in stock, ensuring quick delivery for your optical needs.