521FDL50 50 x 50 mm Longpass Dichroic Filter 521nm

The 521FDL50 is a high-quality Dichroic Filter, measuring 50 x 50 mm, manufactured by Knight Optical. This filter is designed to transmit light at wavelengths above 521nm while blocking or reflecting wavelengths below this point, making it a longpass filter.

The filter is made from N-BK7 Schott, a well-known and widely used optical glass, ensuring durability and reliability. It has a thickness of 1.1mm, providing robustness and stability. The filter's geometry is rectangular, which is a common shape for optical components due to its ease of handling and integration into various systems.

The 521FDL50 features a coating of KNI 521FDL-0 on both the front and back surfaces. This coating is crucial for the filter's performance, as it enhances its ability to reflect or block unwanted wavelengths and transmit desired ones.

This filter is currently in stock and available for immediate purchase on Knight Optical's website. The product's catalog number is 521FDL50, and it can be found at the following link: https://www.knightoptical.com/stock/default/dichroic-filter-longpass-520nm-50x50mm-square.html