1983 Photomicrography Competition

Gonyaulax polyedra

James F Roeber

Affiliation
Harvard University
Biological Laboratories
Cambridge, Massachusetts, USA
Technique
Fluorescence
Magnification
400x

Wafer of electronic grade polycrystalline silicon

Joseph A Psioda Eric D Bieler

Affiliation
Union Carbide Corp.
Central Scientific Laboratory
Tarrytown, New York, USA
Technique
Differential Interference Contrast and Polarized Light
Magnification
250x

Swimming appendages of aquatic insect

William Edward Schadel

Affiliation
North Carolina State University
Raleigh, North Carolina, USA
Technique
Darkfield
Magnification
20x