Collimating lenses are used to convert divergent light beams into parallel beams. Collimating lenses are designed for various applications covering from the UV to visible to long wave infrared range.

Knight Optical’s extensive range of custom-made Moulded Aspheric Lenses meets the demands of the most complex, high-specification projects; including the specific requirements of discerning engineers ...

Researchers in the US and Japan have devised a simple way generate a nearly parallel beam of light from a semiconductor laser — without the need for bulky and expensive lenses. Instead, a patterned ...

Metasurfaces offer an innovative approach to controlling light. Courtesy: P Genevet Vertical-cavity surface-emitting lasers (VCSELs) have emerged as a highly versatile light source over the past 30 ...

Additive manufacturing is one of the most important trends in engineering and production and will have a major impact in the twenty-first century. Direct laser writing and, in particular, multiphoton ...

There is a growing demand for portable gas sensors, from both environmental and health sciences as well as industry. Resonant optical sensors, in particular planar micro-resonators, combine high ...