Learn about how to power LEDs during optical measurements. IESNA LM-85 defines methods to use and improve optical measurements. These methods combine the knowledge and experience of measurement science experts worldwide.

Vektrex SMU ompare short and long pulse LI sweeps
Vektrex SMU shows comparison LI sweeps. Short pulses eliminate LI droop.

Check out the Vektrex research page for simliar articles about measurement repeatability and how to get better measurements.

Email info@vektrex.com to request “How to Power LEDs During Optical Measurements per LM-85”.

About Jeff Hulett

Jeff Hulett is the Founder and CTO of Vektrex Electronic Systems, Inc. Because of his vision and leadership, the company grew from a start-up to the market leader. Currently, Hulett is the Chief Architect for Vektrex products placing the highest emphasis on technology and quality. Hulett holds a BSEE from the Illinois Institute of Electronics, and has been awarded four U.S.patents. He is a member of the Illumination Engineering Society of North America (IESNA), and chairs the IESNA LM-80 working group that is focused on LED flux maintenance testing. He has been active in the LED testing and reliability field since 2004.