Note: This study found no significant biological effects under its experimental conditions. We include all studies for scientific completeness.
Ocular Medical Surveillance on Microwave and Laser Workers
No Effects Found
James A. Hathaway, Norman Stern, Elmer M. Soles, Eldin Leighton · 1977
1970s workplace microwave exposure showed no detectable eye damage in 800+ workers examined.
Plain English Summary
Summary written for general audiences
Researchers examined over 800 microwave and laser workers for eye damage through medical surveillance programs. No lens or retinal problems could be linked to workplace radiation exposure. The study concluded that routine eye exams for these workers were unnecessary and unproductive.
Cite This Study
James A. Hathaway, Norman Stern, Elmer M. Soles, Eldin Leighton (1977). Ocular Medical Surveillance on Microwave and Laser Workers.
Show BibTeX
@article{ocular_medical_surveillance_on_microwave_and_laser_workers_g4569,
author = {James A. Hathaway and Norman Stern and Elmer M. Soles and Eldin Leighton},
title = {Ocular Medical Surveillance on Microwave and Laser Workers},
year = {1977},
}Quick Questions About This Study
No, medical examinations of over 800 microwave and laser workers found no lens or retinal defects attributable to workplace radiation exposure. Only age-related changes were observed.
The study found no radiation-related eye damage despite extensive monitoring. Researchers recommended limiting exams to pre-employment, post-accident, and termination screenings only.
Researchers specifically examined workers for lenticular (lens) and retinal defects that could be caused by microwave or laser radiation exposure in workplace settings.
The study noted high variability in recording minor lens defects between different examination locations, attributed to subjective differences between individual medical examiners.
Researchers observed increased incidences of minute lenticular defects with increasing age, but these were normal age-related changes, not radiation-induced damage.