Custom Bow-Tie Structure Polarization-Maintaining Fiber Optic Gyroscope Fog Pmf Pm Fiber

• Application: Communication, Sensor, Medicine, Probe, Light Guide
• Type: Pm Fiber
• Connection Structure: Customized
• Material Shape: Round Wire
• Allowed Lateral Pressure: >1000(N/100mm)
• Allowed Tensile Strength: >10000N
• Model NO.: Bow-Tie
• Core: Single Core
• Certification: RoHS, CE, ISO9001
• Brand: 3V-Tech
• Sheath Material: Customized
• Transport Package: Standard
• Specification: Bow-Tie
• Trademark: 3V-TECH
• Origin: China
• Production Capacity: 50, 000meter/Month

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.