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Table 5 Lighting simulation results at a 30-m pole distance in comparison with the setting parameter from Table 2

From: Investigation of photometric distribution of LED and HSPV for road lighting

 

Target value

HPSV lamp

LED replacement lamp

Average luminance (cd/m2)

≥ 1.5

1.71

0.83

Overall uniformity

≥ 0.4

0.75

0.71

Longitudinal uniformity

≥ 0.7

0.77

0.60

Threshold increment

≤ 10%

3%

3%