Performance Metrics

TM-30 IES Method for Evaluating Light-Source Color Rendition
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TM-30 IES Method for Evaluating Light-Source Color Rendition

The advancement of color metrics in the solid-state lighting era. More

EPA Extends Comment Period for Energy Star Requirements for the Use of LM-80 Data
The Truth About How Efficient a White LED Can Be
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The Truth About How Efficient a White LED Can Be

The efficiency of lamps has increased considerably in recent years with the use of... More

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NEMA Issues Revision to Lighting Controls and Switching Devices Standard
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NEMA Issues Revision to Lighting Controls and Switching Devices Standard

The update applies to devices used with electronic drivers and discharge ballasts. More

Tech Trends: Color Quest
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Tech Trends: Color Quest

The establishment of a perfect set of color metrics has been the lighting industry... More

Annual Daylighting Performance Metrics, Explained
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Annual Daylighting Performance Metrics, Explained

Adopted by the Illuminating Engineering Society, Spatial Daylight Autonomy and... More

A Regulatory Affair
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A Regulatory Affair

California has passed the first in-state energy efficiency standards for general... More

DOE Publishes Flicker Meter Performance Report
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DOE Publishes Flicker Meter Performance Report

The report outlines test findings for commercial meter measuring devices. More

NEMA Issues Position Paper on Color Metrics
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NEMA Issues Position Paper on Color Metrics

LSCR-PP 1-2015 takes a cautious stance in regards to TM-30. More

IES Research Symposium III: Light + Color
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IES Research Symposium III: Light + Color

Nov. 2 is the deadline for the Call for Papers. More

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