48-639 50.8 x 50.8 mm Hoya B-370 (UV-VIS) Blue-Violet Colored Glass Bandpass Filter 370nm

The 48-639 50.8 x 50.8 mm Hoya B-370 (UV-VIS) Blue-Violet Colored Glass Bandpass Filter is a high-quality optical component designed for use in the ultraviolet and visible light spectrum. Sourced from the renowned optical vendor Edmund Optics, this filter is a part of their extensive catalog of optical elements.

This filter is specifically designed to transmit light in the blue-violet region of the spectrum, with a center wavelength (CWL) of 370nm. It is a Color Glass filter, which means it is made from a single piece of colored glass that has been specifically treated to provide the desired optical properties. The filter is rectangular in shape, with a width and height of 50.8mm each, making it suitable for use in a wide range of optical systems.

The filter has a thickness of 2.5mm, which provides it with excellent durability and resistance to mechanical stress. It is coated on both the front and back sides with the EDM 48-630 coating, which enhances its optical performance and ensures reliable operation in various environments.

The physical data of the filter includes a cwl of 370nm, further emphasizing its specificity for blue-violet light. The geometry of the filter is that of a Thin Lens, which allows for easy integration into various optical systems.