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. Author manuscript; available in PMC: 2020 Jul 17.
Published in final edited form as: Min Metall Explor. 2020;37(3):851–860. doi: 10.1007/s42461-020-00193-x

Table 2.

Average vertical illumination at participants’ eyes

Luminaire Location 1 illuminance (lx) Location 2 illuminance (lx)
50% Saturn 8.1 0.6
75% Saturn 9.3 0.8
100% Saturn 12.0 1.2
CFL 5.3 25.1