Changes
/* Working of OLED'S */
* Cathode (may or may not be transparent depending on the type of OLED) - The cathode injects electrons when a current flows through the device.
==Working of OLED'S==
[[Image:oled WORKING.png|thumb|center| 300 400 px|]]
*OLEDs emit light in a similar manner to LEDs, through a process called electrophosphorescence.
*The process is as follows:
