As anyone who has recently tried out an augmented reality headset knows, the technology is not yet ready to be part of our everyday lives. Researchers have been working to perfect high-performing ...

This Collection welcomes original research articles on flat optics, with a focus on the design, fabrication, and characterisation of planar optical elements. It also highlights emerging applications ...

Optical Surfaces offers a variety of standard and custom precision flats manufactured of high-stability materials, such as glass, silica, and Zerodur glass-ceramic, in sizes ranging from 105 mm to 600 ...

Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage ...

Optical Surfaces Ltd. is a leading manufacturer of large, high precision flat mirrors used in a wide variety of applications including beam steering, beam folding, interferometry and as optical ...

AmericanMachinist.com reflects the work and aspirations of machine shop owners, managers, operators, and programmers. We examine the practical challenges of machine shop operations; evaluate the new ...

Most laser sources produce Gaussian beams that diverge as they propagate. This natural spreading limits their effectiveness in applications that require light to remain concentrated over long ...

Columbia engineers invent a flat lens that exclusively focuses light of a selected color—it appears entirely transparent until they shine a beam of light with the correct wavelength onto it, when the ...