Pure silica core polyimide coated multimode fiber

Multimode
Polyimide coated
Pure silica core
PSC MM PI

Germanium-free multimode fiber (pure core) provide excellent performance in high temperature, hydrogen rich or radiation environments.

This multimode fiber is also available with standard acrylate, high temperature acrylate, carbon coating, and silicone+PFA.

 

Data sheet
Features: 
High operating temperature
Low loss
Polyimide coating
Excellent core/cladding concentricity
High radiation resistance
Step index profile
Steel tube, PFA or nylon jacketing
Applications: 
DTS systems
Avionics
Fiber sensors
Oil and gas

Parameter

Specification

» GEOMETRICAL PROPERTIES

Numerical Aperture

0.22 +/- 0.02

0.275 +/- 0.02

Cladding diameter

125um +/- 1.0um

Core size

50 um

62.5 um

Core/cladding concentricity error

< 2.0um

Cladding non-concentricity

< 2%

Coating diameter

155 +/- 5 um

Coating/cladding concentricity error

< 5 um

» MECHANICAL PROPERTIES

Fiber proof test level

100 kpsi (200 kpsi optional)

Operating temperature

-50 to +300 degr C

» OPTICAL PROPERTIES

Attenuation

< 0.8 dB/km at 1310 nm
<2.5 dB/km at 850 nm

Operating wavelength

600 - 1750nm