the unit of illumination at the retina, described as the illumination whenever a light source of 1 cd/m2 is observed via a typical pupil with an region of 1 mm2.

TROLAND: "Trolands are covered thoroughly when you study to be an optometrist."
Cite this page: N., Pam M.S., "TROLAND," in, April 29, 2013, (accessed September 21, 2020).