Debt levels are steadily climbing for all but one council in Hawke’s Bay, as the region’s five councils now have combined debt of more than $600 million. The major drivers of debt continue to ...

Integrated optics is a system of light-controlling components combined into a single device. The ultimate aim is to create miniature optical circuits similar to the silicon chips that have ...

Optical physics is the study of the fundamental properties of light and its interaction with matter. This includes classical optical phenomena such as reflection, refraction, diffraction and ...

LPVOs—that is, Low Power Variable Optics—have become all the rage lately among competitive and self-defense-minded shooters.