AND-15S-25 15 x 15 mm Optical Glass Unmounted Visible Absorptive Neutral Density Filter 400-700nm

The AND-15S-25 is a Neutral Density Filter from OptoSigma, designed to reduce the intensity of light without altering its color composition. This particular model is unmounted, offering flexibility in integration with existing optical systems.

The filter measures 15 x 15 mm, making it suitable for applications requiring a compact, square optical element. It boasts a thickness of 2 mm, ensuring durability and resistance to deformation. The base shape of the filter is rectangular, aligning with the standard geometry of most optical components.

The filter's material ID is UVFS MAL-1965, indicating a specific type of optical glass known for its excellent optical properties. The wavelength of 550 nm suggests that this filter is designed to operate effectively within the visible light spectrum.

The coating on both the front and back surfaces of the filter is 'opt AND-25'. This coating plays a crucial role in enhancing the filter's performance by absorbing a significant portion of the incident light, thereby reducing its intensity.

The shape of the filter is thin lens, implying that it can focus light to a point, making it suitable for use in various optical systems. The catalog number AND-15S-25 can be used to locate this item on the vendor's website, and the current status indicates that it is in stock, ensuring prompt availability.