The preparation of this manuscripts was made possible by a National Scientist Foundation grant, NSFG3354. Fortham University.
Pupillometry: A Survey of Sources of Variation
Version of Record online: 30 JAN 2007
Volume 12, Issue 1, pages 90–93, January 1975
How to Cite
Tryon, W. W. (1975), Pupillometry: A Survey of Sources of Variation. Psychophysiology, 12: 90–93. doi: 10.1111/j.1469-8986.1975.tb03068.x
- Issue online: 30 JAN 2007
- Version of Record online: 30 JAN 2007
- Pupil size;
The purpose of this article was to discuss sources of pupillary variation not mentioned by either Hess(1972). or Goldwater (1972) and suggest experimental procedures to control for the effects of these variables when they are not themselves the object of study.