In my last installment, I discussed some of the science behind how the human eye actually perceives light—important to know as we continue to strive to deliver to the viewer the highest fidelity ...

In addition to their customary roles as indicators and illuminators, modern LEDs can also serve as photovoltaic detectors (reference 1 and reference 2). Simply connecting a red LED to a multimeter and ...

The Convention on the International Regulations for Preventing Collisions at Sea (COLREGS) governs the intensity of navigation lights, requiring a minimum intensity in candelas according to a ...

Researchers have developed the first standard LED covering the full visible light, in collaboration with Nichia Corporation. LED and OLED lighting, which is generally called solid-state lighting (SSL) ...

The luminous intensity of an LED has a temperature dependence of exp [ k ( T – TA ) ], where k is on the order of -0.01 / °C. This means that as temperature linearly increases or decreases, the light ...

Find a downloadable version of this story in pdf format at the end of the story. With the rising costs of energy and increasing governmental requirements for high efficiency lighting, the high ...