3D printing 1 CO2 lasers 1 Raman lasers 1 THz 1 addictive manufacturing 1 anti-resonant 1 anti-resonant fibers 1 beam delivery carbon dioxide laser 1 chalcogenide glass 1 endoscopic laser applications 1 fabrication 1 fiber design and fabrication 1 fiber filters 1 fiber loss 1 fiber optics 1 gas photonics 1 hollow core fiber 1 hollow core fibers 1 hollow optical fiber 1 hollow-core antiresonant fiber 1 hollow-core fibers 1 hollow-core photonic crystal fiber 1 microstructured fibers 1 microstructured optical fiber splicing 1 microstructured optical fibers 1 mid-IR 1 modal fiber properties 1 multiphoton fluorescence spectroscopy 1 negative curvature fibers 1