65-230 50 mm Dia. Hard Coated OD 4.0 10nm Bandpass Filter; t=3.5 mm 647nm

The 65-230 is a Bandpass Filter with a diameter of 50 mm, sourced from the reputable optical components vendor, Edmund Optics. This filter is specifically designed for use with a central wavelength of 647 nm, making it suitable for a wide range of applications that require precise wavelength selection.

The filter is constructed with a hard-coated Outside Diameter (OD) of 4.0, ensuring durability and resistance to wear and tear. It has a thickness of 3.5 mm, providing stability and minimizing the risk of deformation. The Base Shape of the filter is circular, which is a common and versatile shape in optical systems.

The filter's Material ID is UVFS MAL-1965, indicating its specific composition and properties. The Cut On wavelength is 642 nm, and the Cut Off wavelength is 652 nm, providing a narrow bandwidth of 10 nm. The Center Wavelength (CWL) is 647 nm, indicating the wavelength at which the filter has its maximum transmittance.

The filter's front and back are coated with EDm 65-108, a coating that enhances the filter's performance and durability. The filter's shape is Thin Lens, which is a type of lens that is thin relative to its diameter. This shape is often used in optical systems to minimize optical aberrations.

The filter's web links are valid and lead to its product page on the Edmund Optics website, where users can find more information and purchase the item. The filter's catalog number is 65-230, which can be used to reference the item in communications with Edmund Optics.