The 64-703 is a Longpass Filter, offered by Edmund Optics, with a 50 mm diameter and a thickness of 5 mm. This filter is designed to transmit light with wavelengths above 588 nm, while blocking light with shorter wavelengths. The cut-on wavelength is 700 nm, indicating that it starts to transmit light at this wavelength.
The filter is made of UVFS Mal-1965 material and features a Thin Lens shape. The front and back of the filter are coated with ED 49-030, a type of coating that enhances its performance and durability.
This filter is currently in stock and available for purchase through the Edmund Optics website. The provided weblink leads directly to the product page for easy access and ordering. The filter's catalog number, 64-703, can be used for quick identification and reference.