Silica Fiber

Standard

Wavelength

Optran® UV

190 – 1200 nm

Optran® WF

300 – 2400 nm

Numerical aperture (NA)

Low

0,12 ± 0,02

Standard

0,22 ± 0,02

High

0,28 ± 0,02

Technical data

Wavelength / spectral range

Optran® UV: 190 – 1200 nm

Optran® WF: 300 – 2400 nm

Numerical aperture (NA)

0,12 ± 0,02 | 0,22 ± 0,02 | 0,28 ± 0,02 or customised

Operating temperature

-190 bis +350 °C

Core diameter

Available from 25 to 2000 μm

Standard core / cladding ratios

1 : 1,04 | 1 : 1,06 | 1 : 1,1 | 1 : 1,15 | 1 : 1,2 | 1 : 1,25 | 1 : 1,4 or customised

OH content

Optran® UV: high (> 700 ppm)

Optran® WF: low (< 1 ppm)

Fibers with OH contents < 0,25 ppm are available upon request

Standard prooftest

100 kpsi (nylon, ETFE, acrylate jacket) | 70 kpsi (polyimide jacket)

Minimum bending radius

50 × cladding diameter (short-term mechanical stress)

150 × core diameter (during use with high laser power)

Product code See glossary,

p. 27

Attenuation values

in relation to wavelength: see p. 18