This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.
In the article "The Oils of the Meibomian Glands," by Brown and Dervichian (82:537, 1969), the statement that the minimal thickness "was about 0.2μ, which is much greater than the wave length of light," should have read "The minimal film thickness was about 0.2μ which is less than the visible wave length of light."