LED Impacts

Early Development of the LED.

Photo 1 of an early LED.

Photo 2 of Modern day LED.

Photo 3 of modern LED in TV screen.

LEDs have come a long way since they were first invented by Nick Holonyak Jr. We now find them in throughout our everyday lives in a variety of appliances. Ranging from lights, TVs, cell phones, traffic lights, and vehicles.
Worked cited:

Photo 1
Alumni and Faculty Biographical (Alumni News Morgue) File, 1882-1995, Light Emitting Diode University of Illinois Archives, Copy right HKN Bridge, Series Number: 26/4/1, Box 1
Photo 2
Photo 3
 http://cdn.ndtv.com/tech/images/benq_l700_series_led.jpggure 4