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What is History of LED Invention and Development about?

The document summarizes the history and development of LED lights. It discusses the early inventions of LEDs in the 1920s-1960s and their commercialization starting in the late 1960s. Key developments included the first visible-spectrum LED in 1962, the invention of high-brightness blue and white LEDs in the 1990s-2000s, and the dropping of LED costs to 5 cents per unit in the 1970s. The document also outlines the basic science of how LEDs work and their various applications today.

Author

api-349042706

Language

EN