The 14-072 is a 50 x 50 mm SCHOTT NG9 Absorptive Neutral Density Color Filter, designed with a square shape and a thickness of 3.5 mm. This filter is sourced from Edmund Optics, a renowned vendor in the optical industry, and is available for purchase on their official website. The catalog number for this item is 14-072.
This filter is specifically designed for use in the 546 nm wavelength range, making it ideal for applications that require precise control over light in this spectrum. The physical data of the filter indicates a cut-on wavelength of 400 nm and a cut-off wavelength of 700 nm, with a central wavelength (CWL) of 546 nm.
The 14-072 filter features a coating on both the front and back surfaces, identified as 'edm 14-072'. This coating is designed to enhance the performance of the filter, providing improved neutral density and color consistency. The filter's shape is classified as a Thin Lens, which is beneficial for applications that require minimal optical distortion.