Feb 23, 2026
The methodology implements the use of fiber optic sensors to obtain strain measurements from the target structure and to estimate the corresponding displacement field.
Apr 16, 2026
Abstract The theoretical models of the optical fiber bundle displacement sensors (OFBDS) applicable to various bundle configurations are presented on the basis of a single fiber pair
Jan 06, 2026
Optical Fiber Displacement Sensors (OFDSs) provide several advantages over conventional sensors, including their compact size, flexibility,
Dec 15, 2025
Furthermore, Han et al. designed a new type of joint fiber-optic displacement sensor to address the problem of large errors of existing fiber-optic sensors for monitoring multiple sliding
Aug 21, 2025
Abstract Distributed optical fiber sensors (DOFS) allow for distributed strain sensing and can be installed to function as extensometers for measuring point-displacements. This paper
Jun 15, 2026
Displacement measurements are of significant importance in a variety of critical scientific and engineering fields, such as gravitational wave detection, geophysical research, and manufacturing
Sep 14, 2025
The sensor incorporated a simple spring-shaped fiber bending modulation that increased its sensitivity in bending, light source and detector. The sensing principle between the measured
Nov 26, 2025
Our paper begins by describing the mathematical model that underlies advanced sensor configurations. We then explain our method for
Nov 13, 2025
This paper describes the optimal design of a miniature fiber-optic linear displacement sensor. It is characterized by its ability to measure
Feb 02, 2026
Experimental results show: with the working distance of 0-14mm, the measuring resolution of the miniature fiber-optic displacement sensor can reach 20nm, and the measuring
May 11, 2026
This paper presents a linear fiber optic displacement sensor for the use over a large range based on the macro-bending loss. The sensor incorporates an extremely simple design, light source
Sep 11, 2025
Based on OFDR technology, a joint fiber-optic displacement sensor suitable for monitoring subsurface displacement of slopes is proposed in this paper. The error caused by strain transfer at
Aug 18, 2025
Optical fiber-based sensor technology offers the possibility of developing a variety of physical sensors for a wide range of physical parameters (Nalwa, 2004). Compared to conventional transducers, optical
Sep 08, 2025
Zheng, Strain transfer mechanism in surface-bonded distributed fiber-optic sensors subjected to linear strain gradients: theoretical modeling and experimental validation, Measurement, № 179
Oct 28, 2025
A system composed of two type fiber-optic displacement sensors is established to improve linearity in this paper by computation being made between a random type and a semicircle
Oct 29, 2025
In Section 2, we introduce the fiber optic microprobe laser interferometer, discuss the error analysis of the traditional F-P microprobe, and then introduce the structure and design
Feb 12, 2026
The proposed fiber optic displacement sensor guarantees a stable reflected signal acquisition for application in real industrial fields. Through a
Jul 10, 2026
Fiber Bragg grating (FBG) sensors have emerged as advanced tools for monitoring a wide range of physical parameters in various fields, including
Sep 14, 2025
Intensity-modulated optical fiber angular sensors (OFAS) have been studied for their advantages in lean angle measurement 22 and angular displacement sensing 23.
Dec 02, 2025
The working mechanism of the sensor is thoroughly explained, and a corresponding mathematical model has been developed. An in-depth experimental analysis of the sensor''s
Sep 07, 2025
This article reviews specifically the advanced fiber optic displacement sensing techniques that have been developed in the past two decades.
Aug 05, 2025
Of particular interest here, fiber optic displacement sensors have gained wide interest and have evolved from basic intensity modulation-based configurations to more advanced structures,
May 18, 2026
In this paper, a fiber optic microprobe displacement sensor is proposed considering characteristics of micro-Michelson interference structure and its components.
Feb 26, 2026
Nonlinear errors are reduced from 2.3 nm to 0.92 nm in the application range 0–700 mm. The findings of this study demonstrate that the proposed nonlinearity-suppressed microprobe fiber
Jul 13, 2026
This paper introduces a novel design methodology for optical fiber bundles in OFDSs, simplifying the design process while customizing it to meet
Jan 04, 2026
The measurement uncertainty and linearity of a bundle fibre-optic displacement sensor were studied on a wide range of displacements using experimental and simulation approaches.
Jun 16, 2026
Aiming at solving this issue, a new joint fiber-optic displacement sensor which can achieve accurate displacement monitoring, was designed. Its measurement error was analyzed and the...
Jun 02, 2026
Distributed sensors can also find applications in fiber optic communication field, where spatially resolved measurements of polarization
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