The Lighting Resource

EIGHT PHYSIOLOGICAL AND PSYCHOLOGICAL RESPONSES TO LIGHT 1. Poor lighting causes eye fatigue and headaches.  2. Absence of natural daylight triggers depression and poor immune defenses. 3. Bright light stimulates us, while low levels of illumination quiet our senses. 4. Dim lighting or harsh contrasts produce eyestrain. 5. Too much artificial light and overly-bright rooms [...]

LIGHTING: HOW IT AFFECTS US PHYSICALLY Lighting affects you more than any other design detail in your home. Your choice of lighting fixtures, light bulbs, and color of light makes a difference in your emotional and physical comfort. Lighting is both an art and a science. Correct use of lighting benefits you in many ways. [...]

EPA considers reducing LED light intensities TAIPEI, Taiwan — Most commercial-use LED lights in Taiwan’s metropolises have exceeded the international standard for luminous intensity and may cause damage to the eye, found a survey conducted by the Cabinet-level Environmental Protection Administration (EPA) recently. The agency is studying plans to restrict the excessive commercial LED lights [...]

Cree Breaks 200 Lumen Per Watt Efficacy Barrier R&D Result in High-Power LED Sets Record for Solid-State Lighting Industry DURHAM, N.C., February 3, 2010 — Cree, Inc. (Nasdaq: CREE), a market leader in LED lighting, announces another industry-best reported efficacy record of 208 lumens per watt for a white power LED. This R&D result passes [...]

What does L.E.D. stand for? * Light Emitting Diode What is an LED? * An LED is a small electronic device that emits light when electricity passes through it. * LED’s are illuminated solely by the movement of electrons in a semiconductor material. LED’s do not have a filament that can burn out. * It [...]