Nichia 300B, 310B and 320B Series LEDsThe 300B, 310B and 320B LEDs, from Nichia, are a family of single colour through-hole LEDs. They have a 3mm (T-1) package with a clear lens. Available in both colour or cool and warm white options, the 3x0B series are suitable for applications such as portable light, signage and decorative lighting. ### 可见光 LED，NichiaNichia Corporation 是发光二极管 (LED) 的创新型制造商。 他们设计和制造 LED，用于 LCD 背光、汽车和其他一般照明应用。 Nichia 因开发屡获大奖的蓝色 LED 而著名，它是 LED 工业的领先者。