The DIALIGHT 521-9406F is a compact bi-color LED designed for versatile applications requiring both red and green light emission. With dimensions of 2mm x 5mm, it's ideal for space-constrained designs. It exhibits a typical luminous intensity of 3.5 mcd (red) and 4 mcd (green) at an IF of 20mA, and a peak wavelength of 635nm (red) and 565nm (green). The LED's wide viewing angle and robust construction, adhering to MIL-STD-202E, Method 208C for solder adherence, ensure reliable performance in industrial and consumer products. It is commonly used in indicator lights, displays, and backlighting applications.