The OPSQ-40S03-P is a 40 x 40 mm square optical parallel flat window, designed and manufactured by OptoSigma. This window is made from UVFS, a material with the material ID "uvfs mal- 1965", and has a thickness of 3 mm.
The window is uncoated, making it suitable for a wide range of applications where specific coating requirements are not necessary. It is designed to be a flat window, which is ideal for use in situations where the window needs to maintain its shape and not distort the light passing through it.
The window is rectangular in base shape and has a shape described as a thin lens. It is designed to work at a wavelength of 588 nm. The window is currently in stock and available for purchase, as indicated by its web link status.
For more information, including detailed specifications and purchasing options, please refer to the vendor's website using the provided web link.