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Archive for September 2013

How light interacts with vision

When light enters the eye, it is focused by the lens onto the back of the eye where there are millions of specialized cells that transmit the light information into a series of biochemical reactions that result in a chemical signal being sent to the brain. The brain then organizes that data into an image – the picture that is seen.

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Energy performance contracts guarantee savings

Energy performance contracts are a means for commercial property owners to make their commercial electric lighting, HVAC and other systems more sustainable. . An overhaul to a building’s systems with high energy consumption rates yields instant economic savings, which are then free to be spent on the replacements.

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Metal halide is alive and well

When it comes to commercial lighting solutions, metal halide lamps have many applications because of their versatility in large-scale outdoor and indoor lighting. In our gyms, hotels, and supermarkets, we have seen these lamps. Compared to mercury lamps, MH lamps were a more efficient choice, as they produce 30-57 more lumens per watt.

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Understanding white color terminology

Even though human eyes behave like miniature cameras, the film or digital sensors that cameras use to measure the level of light are not as forgiving as our eyes when it comes to perceiving natural colors in various lighting environments. Understanding the composition of white color light has numerous applications in photography, film-making and light design consultation.

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Colorado energy efficiency group announces available funding

Nonprofit group Energy Outreach Colorado (EOC) announced it is accepting applications for its Nonprofit Energy Efficiency Program (NEEP). The nonprofit raises funds for statewide energy assistance and energy efficiency programs provides qualifying nonprofits with free energy efficiency upgrades to facilities serving low-income clients, the group said in a statement.

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