Imprinted Barium Titanate Metalenses with broadband Focus
- Resource Type
- Conference
- Authors
- Weigand, Helena; Vogler-Neuling, Viola V.; Pitz, Oliver; Talts, Ulle-Linda; Timpu, Flavia; Karvounis, Artemios; Winiger, Joel; Benedek, Peter; Wood, Vanessa; Leuthold, Jurg; Grange, Rachel
- Source
- 2022 Conference on Lasers and Electro-Optics (CLEO) Lasers and Electro-Optics (CLEO), 2022 Conference on. :1-2 May, 2022
- Subject
- Photonics and Electrooptics
Barium
Optical device fabrication
Focusing
Lasers and electrooptics
Optical materials
Broadband communication
Titanium compounds
- Language
We present a metalens from barium titanate, a widely transparent and optically nonlinear material. We demonstrate broadband visible to near-infrared focusing using a simple soft nano-imprint fabrication to reach aspect-ratios of up to 8.