T-IRFS32 - Single Mode InF3 Fiber, 3.2 - 5.5 µm, 0.26 NA, 11.0 µm MFD, Unit Pricing Per Meter
Product Spec Sheet
Features
- Fluoride Glass Fibers Manufactured at Thorlabs' Fiber
Draw Facility
- Fluorozirconate (ZBLAN)† for 285 nm - 4.1 µm
- Fluoroindate (InF3) for 310 nm - 5.5 µm
- Single Mode Wavelength Range:
- 2.3 µm - 4.1 µm for ZLBAN
- 3.2 µm - 5.5 µm for InF3
- World-Class Attenuation, Strength, and Geometry Control
| InF3 Sellmeier Coefficients |
| Coefficient |
Core |
Cladding |
| u0
|
0.47627338 |
0.68462594 |
| u1
|
0.76936893 |
0.4952746 |
| u2
|
5.01835497 |
1.4841315 |
| u3
|
0.0179549 |
0.0680833 |
| u4
|
0.11865093 |
0.11054856 |
| u5
|
43.64545759 |
24.4391868 |
| A |
1 |
1 |
| Item # |
T-IRFS32 |
| Fiber Type |
Fluoroindate (InF3) |
| Transmission Range |
310 nm - 5.5 µm |
| SM Operating Wavelength |
3.2 - 5.5 µm |
| Cutoff Wavelength |
≤3.2 µm |
| Typical Attenuation |
150 dB/km @ 3.6 µm |
| Maximum Attenuation |
<450 dB/km
(from 3.2 - 4.6 µm) |
| NA |
0.26 ± 0.02 @ 2 µm |
| MFD |
11.0 ± 0.5 µm @ 3.6 µm |
| Core Diameter |
9 ± 0.5 µm |
| Cladding Diameter |
125 +1/-2 µm |
| Coating Diameter |
245 ± 15 µm |
| Core/Cladding Concentricity |
≤2 µm |
| Core Circularity |
≥94% |
| Long-Term Bend Radius |
≥30 mm |
| Short-Term Bend Radius |
≥10 mm |
| Operating Temperature |
-55 to 90 °C |
