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Table 1 Simulation results of the luminaires with different energy partition angle φc and single lens

From: Design of a phosphor-converted LED based lighting system considering both the lighting and color uniformity

Structure

φcut

φc

ΔCCT (K)

2a (mm) × b (mm)

illumination uniformity

Developed

 

40°

620

40.00 × 18.51

90%

50°

45°

246

40.00 × 17.63

88%

Single Lens

 

50°

598

40.00 × 16.78

85%

50°

5628

84%