SEEING THROUGH SPECTACLES--AN ANALYSIS OF ASTHENOPIA.
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Asthenopia↗
Biomedical subjects
O W RICHARDS
Publications and source records attributed to O W RICHARDS.
AMERICAN MICROSCOPE MAKERS AND INTRODUCTION TO THE COLLECTION.
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Equipment and Supplies↗
Vitreous as removed with large and small needles.
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Humans↗
Pioneer, phase, and interference microscopes.
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Humans↗
Night driving seeing problems.
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Automobile Driving↗
Some recent advances in microscopy. III. Photomicrography.
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Microscopy↗
Stereoscopic photomicrography with cameras of fixed interocular distance.
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Microscopy↗
Visibilizing microorganisms on membrane filter surface.
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Bacteria↗
Photography in scientific research.
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Humans↗
Panel on photomicrography of medical specimens.
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Photography↗