The VEMD8081 with Photodiode 840nm 110ns 130° 8-SMD, No Lead is a part manufactured by Vishay. It is an infrared photodiode housed in a compact SMD package. The SMD package includes an integrated lens and shielding for improved performance. The diode has a peak spectral sensitivity of 840nm, a fast response time of 110ns, and a very wide viewing angle of 130°. The product is RoHS compliant and is lead-free, making it ideal for use in environmentally sensitive applications.