Custom Bow-Tie Structure Polarization-Maintaining Fiber Optic Gyroscope Fog Pmf Pm Fiber
| US$1.00-500.00 | 10 Meters (MOQ) |
Suzhou 3V Technology Co., Ltd.
Jiangsu, China
Last Login Date:
Jun 27, 2025
Business Type:
Manufacturer/Factory
Product Description
Company Info
Basic Info.
Product Description
Bow-tie Polarization-maintaining Fiber
1. Introduction
Bow-tie polarization-maintaining fiber manufactured by 3V-TECHNOLOGY is mainly used in the field of fiber optic gyroscope & current transformer, with the excellent temperature stability & birefringence performance.
3V-TECHNOLOGY adopts MCVD process to produce bow-tie polarization-maintaining fibers, which optimizes the structure of fiber core & stress zone, improves the fiber symmetry & consistency, and makes better polarization performance & temperature stability.
2. Fiber Geometry
3. Technical parameters
Characteristics | Unit | Specifications | ||||
Product Type |
| BT13-80-U13 | BT13-80-U16 | BT15-80-U13 | BT15-80-U16 | |
| Optical Properties | |||||
operating wavelength | nm | 1310 | 1310 | 1550 | 1550 | |
cutoff wavelength | nm | 1100 ~ 1290 | 1100~ 1290 | 1290 ~ 1520 | 1290 ~ 1520 | |
mode field diameter | µm | 6.0 ± 1.0 | 6.0 ± 1.0 | 6.5 ± 1.0 | 6.5 ± 1.0 | |
attenuation | dB/km | ≤ 1.0 | ≤ 1.0 | ≤ 1.0 | ≤ 1.0 | |
beat length | mm | ≤ 2.5 | ≤ 2.5 | ≤ 3.0 | ≤ 3.0 | |
typical crosstalk | dB/km | ≤ -25 | ≤ -25 | ≤ -25 | ≤ -25 | |
| Geometrical Properties | |||||
cladding diameter | µm | 80.0 ± 1.0 | 80.0 ± 1.0 | 80.0 ± 1.0 | 80.0 ± 1.0 | |
coating type | / | double-layer UV curable acrylic resin | ||||
coating diameter | µm | 135.0 ± 2.0 | 168.0 ± 3.0 | 135.0 ± 2.0 | 168.0 ± 3.0 | |
cladding non-circularity | % | ≤ 2.0 | ≤ 2.0 | ≤ 2.0 | ≤ 2.0 | |
core/cladding concentricity | µm | ≤ 1.0 | ≤ 1.0 | ≤ 1.0 | ≤ 1.0 | |
| Environmental & Mechanical Properties | |||||
Operating temperature | ºC | -45 ~ +85 | -45 ~ +85 | -45 ~ +85 | -45 ~ +85 | |
proof tension | kpsi | 100 | 100 | 100 | 100 | |
4. Advantages
The relative small area of the stress zone
High birefringence coefficient
High stability & reliability
Temperature insensitive
5. Application
Fiber optic gyroscope
Fiber current transformer
6. Customization Information
Polarization-maintaining fibers with other specification or other type can be customized according to the customer requirement.
