ANSI/IES RP-2-20: Lighting Retail Space
Proper retail lighting can help customers navigate a store, guiding them to different sections and drawing attention to areas of interest. In fact, a study showed…
ANSI/IES RP-37-22: Lighting Airport Outdoor Environments
Airport lighting is one of the most important parts of safe management of air traffic. If an airport provides flight operation, it must be equipped…
ANSI C82.11-2023: Lamp Ballasts
Lighting ballasts are a key feature of fluorescent, HID, and some LED lamps that allow current to be regulated to suit the lamp type. Without…
ANSI C136.2-2023: Roadway And Area Lighting Equipment
Electrical overstresses can cause failure, permanent degradation, or temporary erratic behavior of electronic devices or systems. Manufacturers therefore must know how to evaluate the quality…
ANSI C136.11-2011 (S2021): Multiple Sockets
In 1878, the first electric street light poles were installed in Paris. Since then, they have become a common feature in almost all cities in…
ANSI C78.20-2022: Electric Incandescent Lamps
What did Thomas Edison design in 1879 that is still widely used around the world over one century later? The answer is the incandescent light…
IES G-1-22: Security Lighting For Critical Infrastructure
Public street lighting arose in 1417 when the Mayor of London (Sir Henry Barton) issued an order for people to place oil lanterns and hang…
ANSI/IES RP 27.1-22: Photobiological Hazards From UV Lamps
Ultraviolet (UV) radiation is widely used in industrial, medical, and dental processes and practices for a variety of purposes, including killing bacteria, creating fluorescent effects, curing…
ANSI/IES LM-80-21: Measuring LED Output Characteristics
An American National Standard, ANSI/IES LM-80-21: Approved Method: Measuring Maintenance Of Light Output Characteristics Of Solid-State Light Sources, is used to measure the light emitted…