Et270-15Bp C 25 mm Dia. Sputter Hard Coated; Bandpass Filter by Chroma

The Et270-15Bp C 25 mm Dia. Sputter Hard Coated; Bandpass Filter is a high-quality optical component designed for precise wavelength selection, offered by Chroma. This filter is specifically designed for use in the ultraviolet region of the spectrum, with a central wavelength (CWL) of 270 nm.

The filter is circular in shape, with a diameter of 25 mm and a thickness of 1 mm, making it suitable for a wide range of optical applications. The base shape is a thin lens, and the material ID is UVFS MAL-1965, further enhancing its performance in the UV region.

The Et270-15Bp features a cut-on wavelength of 262.5 nm and a cut-off wavelength of 277.5 nm. This means it allows transmission of light within this specific range, while blocking light outside of it. This makes it an ideal choice for applications that require narrow-band wavelength selection.

The filter is coated on both the front and back surfaces with Chroma's ET270-15BP coating. This sputter hard coating enhances the filter's durability and resistance to environmental factors, ensuring long-lasting performance.

According to the vendor's information, the filter is currently in stock and can be purchased directly from Chroma's website using the provided weblink. The catalog number for this item is ET270-15Bp.