Contrails
The goal of the Contrails project is to help preserve and disseminate the technical record of 20th century aerospace research, highlighting in particular the research endeavors of the Illinois Tech community.

Eye Fixations of Aircraft Pilots. III. Frequency, Duration, and Sequence Fixations When Flying Air Force Ground-Controlled Approach System

Report Number: AF TR 5967
Author(s): Paul M. Fitts; Richard E. Jones; John L. Milton
Corporate Author: Air Materiel Command
Laboratory: Air Materiel Command
Date of Publication: 1949-11
Pages: 22
AD Number: ADA329371

Abstract:
This report is the third in a series dealing with the measurement of eye movements of pilots during instrument flight. The frequency, duration, and sequence of eye fixations made by forty USAF pilots when flying GCA approaches are summarized. Fixations on the primary instruments vary from 33 per minute on the directional gyro to 3 per minute on the turn and bank indicator.

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