The C3535X Series are compact infrared LEDs with a 3.5 x 3.5 mm footprint, designed to be surface-mount (SMT) compatible. Featuring an optically designed primary lens, they offer versatile beam angle options to suit a wide range of applications, including surveillance, detection devices, medical devices, and beauty devices. Built on durable ceramic substrates, available in aluminum oxide or aluminum nitride, these LEDs ensure superior thermal dissipation for enhanced performance and reliability.