Et470-40X R 26 mm x 38 mm Sputter Hard Coated; Bandpass Filter by Chroma

The Et470-40X is a Bandpass Filter, specifically designed and manufactured by Chroma. This filter is a crucial component in various optical systems, primarily used to allow light within a specific wavelength range to pass through while blocking other wavelengths.

The filter has a rectangular base shape, with a width of 26 mm and a height of 38 mm, making it suitable for various optical applications. It boasts a thickness of 1 mm, ensuring durability and precision. The Et470-40X is coated with a Sputter Hard Coating on both the front and back, enhancing its longevity and performance.

The Et470-40X Bandpass Filter has a central wavelength (CWL) of 470 nm, and it is designed to pass wavelengths between 450 nm (cut on) and 490 nm (cut off). This makes it ideal for applications that require the transmission of blue light.

The filter is available in a Thin Lens shape, which is advantageous in systems where space is a constraint. The catalog number for this filter is Et470-40X, and it can be found on Chroma's official website, where it is currently in stock.