The proposed light source is characterized based on the
three common international standards: spectral match, spatial
uniformity and temporal stability [7]. Qualitative analysis on
the performance of the light source setup is given to illustrate
its usefulness in practical laboratory-grade solar cell testing,
without investing large upfront testing equipment costs. The
analysis of the proposed low-cost Tungsten light setup
further provides a comparison with commercial solar
simulators. The characterization of the light setup presents
the low-cost arrangement as a complementary tool for
scientist to test laboratory grade solar cells, rather than with
the intent to replace high-end commercial solar simulators in
testing and certification scenarios.