Despite strong sales figures from its photonics segment, Intevac Inc. reported a net loss of $3.8 million in the third quarter.

As hard-drive revenues flagged, photonics revenues were $11.4 million, representing 77 percent of the company’s overall third-quarter revenue figure, $14.8 million. Photonics revenues were $7.4 million in the third quarter of 2013.

Intevac reported a net loss of 2.7 million in the third quarter of 2013.

The company’s photonics segment develops digital sensors, cameras and night vision systems that primarily serve the defense industry.

For more information, visit www.intevac.com.