Et448-19X C 25 mm Dia. Bandpass Filter by Chroma

The Et448-19X C is a 25 mm diameter Bandpass Filter, meticulously crafted by the renowned optical vendor, Chroma. This filter is designed with a circular base shape, making it compatible with a wide range of optical systems. The filter's material ID, UVFS MAL-1965, is a testament to its high-quality construction and performance.

The filter's primary function is to allow light within a specific wavelength range to pass through while blocking out other wavelengths. In this case, the central wavelength (CWL) is 448 nm, making it ideal for applications that require precise filtering around this wavelength. The cut-on wavelength is 438.5 nm, and the cut-off wavelength is 457.5 nm, further emphasizing its narrowband filtering capabilities.

The Et448-19X C boasts a thin lens shape, contributing to its compact design and ease of integration into various optical setups. The front and back of the filter are coated with "chr et448 19x 5371", a coating specifically designed to enhance its performance and durability.

According to Chroma's website, the Et448-19X C is currently in stock, making it readily available for immediate use. For more detailed information, Chroma's official website provides a comprehensive catalog entry, which can be accessed at https://www.chroma.com/products/parts/et448-19x.