540FDL25 25 mm Dia. Longpass Dichroic Filter 540nm

The 540FDL25 is a high-quality dichroic filter, sourced from Knight Optical, designed for longpass applications with a cut-on wavelength of 540nm. This filter is crafted from N-BK7 Schott glass, a material renowned for its excellent optical properties, making it an ideal choice for a wide range of applications.

The filter boasts a circular shape with a diameter of 25mm and a thickness of 1.1mm, ensuring a compact yet robust design. The coating on both the front and back surfaces is 'kni 540fdl-0', specifically designed to enhance the filter's performance and durability.

The 540FDL25 is a longpass filter, meaning it allows transmission of longer wavelengths while blocking shorter ones. The cut-on wavelength of 540nm indicates that this filter begins to transmit light at this wavelength, making it suitable for applications where light of this wavelength or longer is desired.

This filter is currently in stock and available for immediate purchase from Knight Optical's website. The provided weblink leads directly to the product page for easy access and ordering. With its superior quality and reliable performance, the 540FDL25 is an excellent choice for any application requiring a longpass dichroic filter.