1981 Photomicrography Competition

Eosin stained sea urchin sperm. Head and mid-piece appear orange; tail propels the sperm

George Watchmaker

Affiliation
Lawrence Livermore National Laboratory
Livermore, California, USA
Technique
Phase Contrast
Magnification
500x

Sodium thiosulfate, crystalized from aqueous solution at a controlled rate

Donald Schick

Affiliation
Rancho Los Amigos Hospital
Downey, California, USA
Technique
Polarized Light, multiple exposures
Magnification
60x

Ascorbic Acid - slow melt

Per H. Kjeldsen

Affiliation
University of Michigan
School of Dentistry
Ann Arbor, Michigan, USA
Technique
Polarized Light
Magnification
40x