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Title: A Comparison of 2pi and 4pi Photometric Testing of Directional and Omnidirectional Sources in an Integrating Sphere

A Comparison of 2pi and 4pi Photometric Testing of Directional and Omnidirectional Sources in an Integrating Sphere. These data will help determine if differences in methods should be addresed in test methods specifically for LED products but applicable to other technologies as well
Authors:
;
Publication Date:
OSTI Identifier:
1149229
Report Number(s):
PNNL-SA-98453
BT0301000
DOE Contract Number:
AC05-76RL01830
Resource Type:
Journal Article
Resource Relation:
Journal Name: LEUKOS - The Journal of the Illuminating Engineering Society of North America, 10(4):183-191
Research Org:
Pacific Northwest National Laboratory (PNNL), Richland, WA (US)
Sponsoring Org:
USDOE
Country of Publication:
United States
Language:
English
Subject:
LED; SSL; sphere; 2 pi; 4 pi