Integrated Water Protection Assessment
This document is written to help inform assessments of water protection for compliance with the Quality Standards. Water Protection of modern off-grid lighting products is a key determinant of long-term…
Battery Testing for Off-grid Solar Products
This Technical Note discusses battery testing of off-grid solar products seeking to meet Lighting Global’s Quality Standards. It gives an overview of battery failure issues and provides justification for the…
Integrating Sphere Measurement Part III: Equipment
This Technical Note is Part III in a three-part series examining the proper maintenance and use of integrating sphere light measurement systems. This third Note focuses on low-cost equipment that…
Lux & Lumens: Light Measurement Metrics
This Technical Note discusses issues related to the development of a consumer friendly light output metric. Reporting this information in a way that end users understand benefits the market by…
Light Emitting Diode (LED) Lighting Basics
This Technical Note reviews important photometric terms and concepts. It addresses common misconceptions in lighting and is intended to give retailers, distributors and consumers a basic understanding of information included…
Lithium-ion Batteries Part I: General Overview and 2019 Update
This Technical Note is a 2019 update on the current state of lithium-ion (Li-ion) battery technology. It describes the basic functional elements of Li-ion battery cells, compares several existing and…
LED Lights and Eye Safety Part II: Blue light hazards
This Eco Design Note continues a discussion of safety issues related to LED lights and the consumers who use them. Part II explores in more detail blue light hazards for…
Revision of the Minimum Standards and Performance Targets for Lighting Global, Lighting Africa, and Lighting Asia
This memo summarizes updates to the Lighting Global Minimum Quality Standards (“Standards”) and Recommended Performance Targets (“Targets”) that will be effective January 1, 2014. Details on the process that lead…
Battery Toxicity and Eco Product Design
This is the first in a series of Eco Design Notes. It provides a comparison of the hazards associated with the types of batteries that are commonly used in off‐grid…
Protection from the Elements Part IV – Radiation Exposure
This Technical Briefing Note is Part IV in a series of Notes examining the environmental durability of pico‐powered lighting products. Part IV focuses on solar radiation and its effect on…