Researchers introduce a cost-effective method for producing optical Fresnel zone plate lenses, using colored photoresists for ...

Researchers from JSR Corp. and the University of Tokyo developed flat Fresnel zone plates, paving the way for innovative, ...

The final single color lens is developed on a plate and resembles silicon chips before they're put into larger circuits. Credit: 2024 Konishi et al. CC-BY-ND The process of lithography ...

Optical lithography requires high-power excimer lasers and complex stacks of precision-ground lens elements to project nanometre-scale patterns onto the surface of semiconductor wafers.

An industry standard optical precision test shows the resolution of the FZP test lenses. The white scale bar is 5 micrometers. Credit: ©2024 Konishi et al. CC-BY-ND “We developed a simple and ...

Paper-thin optical lenses simple enough to mass produce like microchips could enable a new generation of compact optical devices. Researchers have fabricated and tested flat lenses called Fresnel zone ...

Flat lenses, such as metalenses ... a simple and mass-producible method for FZPs using a common semiconductor lithography system, or stepper," said Associate Professor Kuniaki Konishi from ...

One of the most complex parts of this process is lithography: the step in which shapes are drawn onto a silicon wafer. There are several ways to do this, all of them rather complicated ...

ASML’s EUV lithography technology is indispensable to the production of cutting-edge microchips, making it a linchpin of the ...

Here’s how it works. The best iPhone lenses can quickly boost the quality of your smartphone photos and videos. Both the new iPhone 16 Pro models feature 5x telephoto lenses, while older iPhone ...