Hollow Silica Fibers
![Hollow silica waveguide Hollow silica waveguide](/fileadmin/_processed_/6/c/csm_hollow-silica-waveguide-26-37_01dda1dce1.png)
![Hollow silica waveguide Hollow silica waveguide](/fileadmin/_processed_/6/c/csm_hollow-silica-waveguide-26-37_96db9de004.png)
Hollow-Core Fibers for Er:YAG Lasers
Fibers with optimum transmission properties at an Er:YAG wavelength of 2940 nm are mainly used in applications in medical technology.
![Hollow silica waveguide Hollow silica waveguide](/fileadmin/_processed_/6/c/csm_hollow-silica-waveguide-26-37_01dda1dce1.png)
![Hollow silica waveguide Hollow silica waveguide](/fileadmin/_processed_/6/c/csm_hollow-silica-waveguide-26-37_96db9de004.png)
Hollow-Core Fibers for CO2 and Erbium:YAG
Hollow-core fibers for CO2 wavelengths between 9 μm and 11 μm. At 10.6 µm, the typical attenuation is less than 0.5 dB/m.