Researchers at Brookhaven National Laboratory, led by physicist Raphael ... that under specific conditions, light itself—specifically, a laser beam—can block another beam, forming a visible ...

“Most lenses for LED applications in current use produce output beams with circular or elliptical profiles,” said Khatod. “The toroidal lenslet of the clean rectangular beam lens array creates a ...

Need to light up the night? Lifesystems' Intensity 370 LED hand torch packs a very bright beam and boasts a decent battery life When you purchase through links on our site, we may earn an ...

The Alcon Lighting® Beam 23 Series is a 4 foot linear LED pendant that offers a decorative slim body, a choice of light color temperatures and a high CRI. This product is no longer available on ...