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Tag: luminescent

Light Bulb Amendment puts U.S. Jobs at Risk

Light Bulb Amendment puts U.S. Jobs at Risk

Yesterday NEMA sent the below letter to every member in the U.S. House of Representatives.   Support US Jobs and Oppose Burgess Amendment on Light Bulbs Dr. Burgess (R-TX) has announced he will be offering an amendment that has the impact of threatening U.S. manufacturing jobs.  The National Electrical          Manufacturers Association (NEMA) strongly opposes the Burgess amendment and urges you to vote against it.  The amendment Read more [...]
US Participation Needed in Quantum Dot Standards

US Participation Needed in Quantum Dot Standards

The TC 113 TAG is about to introduce new work proposals for a specification for characterizing luminescent nanoparticles (e.g. Quantum Dots), and a template specification sheet for these nanoscale materials.  QD’s as a game changer in next-generation LED lighting and medical imaging technologies have begun making inroads in the marketplace, so standardized characterization techniques and a template specification are critical to encourage common language communication between nanomaterial Read more [...]
NEMA Lighting Division efforts bear fruit in California

NEMA Lighting Division efforts bear fruit in California

This week the State of California Public Utilities Commission (CPUC) approved and published their Strategic Lighting Plan, which was two years in the making. NEMA staff and members participated directly in the development and drafting of the SLP from start to finish to provide the manufacturer perspective in effort to balance out the advocates and regulators, and to serve as a reality check by leveraging NEMA's extensive experience with consumer acceptance and consumer desires.  The Strategic Read more [...]
The Value of Visual Comfort

The Value of Visual Comfort

When designing your lighting system, it is best to follow the path of least resistance.  That is, the path of least resistance for the eyes of the occupants utilizing the light.  The eye is a marvelous organ and can adapt to a wide variety of conditions.  However, like any other organ or muscle, when overexerted it can become exhausted; and exhausted eyes makes for an exhausted occupant. Hence, you should keep in mind three factors to maximize visual comfort for occupants when Read more [...]
To NFPA 101 Life Safety Code Means of Egress Panel: Listen up!

To NFPA 101 Life Safety Code Means of Egress Panel: Listen up!

When it comes to the illuminance requirements for exit signs, all exit signs need to be evaluated on a level playing field.  It's not as though smoke or fire near a doorway will choose to ease up because the exit sign above the door won't be bright enough for people to see.  Not to mention, ambient lighting has an adverse effect on exit sign visibility, especially in smoke. Every exit sign needs to meet the illuminance requirements in UL 924! So why does the NFPA Read more [...]
Green in color only, sometimes. Concerns over advertising claims for Photoluminescent exit signage

Green in color only, sometimes. Concerns over advertising claims for Photoluminescent exit signage

Caveat Emptor, and Carry a Flashlight? Photoluminescent (PL) exit signs can be an excellent addition to the life safety outfitting of many facilities.  Their ease of application and use lend them to be favored by many building operators and sometimes even required by life safety codes.  However, PL signage must be applied and maintained properly and has its limitations.  Too often advertising claims gloss over or ignore some very critical points that anyone considering Read more [...]