OSA | Living History

Microscope objectives magnify objects too small to view with the human eye alone.

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Microscopy

Improved optics and novel laser schemes have expanded the reach of optical microscopy.

Microscopes can now reveal the inner workings of living cells in real time. The drive to image ever-smaller objects has created a multi-billion dollar market. (Photo: shutterstock.com/JiriVaclavek)

(Courtesy of shutterstock.com/JiriVaclavek)