Contactless torque sensors based on optical methods: A review

S Zhong, L Chen, W Liang, W Nsengiyumva… - Optics and Lasers in …, 2024 - Elsevier
Torque is one of the mighty core parameters of rotating machinery, and it has profound
implications for the success of many engineering and industrial manufacturing activities. To …

A review of surface roughness measurements based on laser speckle method

M Shao, D Xu, S Li, X Zuo, C Chen, G Peng… - Journal of Iron and Steel …, 2023 - Springer
Surface roughness is commonly used to characterize material microstructure during
processing, and accurate measurement of surface roughness is the premise and foundation …

Surface roughness evaluation of additive manufactured metallic components from white light images captured using a flexible fiberscope

A Haridas, MV Matham, A Crivoi… - Optics and Lasers in …, 2018 - Elsevier
The added capabilities of Additive Manufacturing (AM) while processing metallic
components have revolutionized the design and manufacturing flexibility of multitudes of …

Non-contact surface roughness measurement using laser speckle technique

DR Patel, MB Kiran - IOP Conference Series: Materials Science …, 2020 - iopscience.iop.org
This paper deals with selected contact type stylus method and non-contact type machine
vision method using laser speckle for components prepared by grinding of AISI 1040 steel …

Investigating the influence of target distance in laser offline measurement based on self-mixing interference and its potential for monitoring additive manufacturing …

F Lin, Y Tan, M Ali, Z Su, WH Liao, H Wong - Journal of Manufacturing …, 2025 - Elsevier
Abstract Laser-based Directed Energy Deposition (LDED) is influenced by various factors
such as process parameters during the layer-by-layer deposition process, which leads to …

[HTML][HTML] 金宝搏 188 软件怎么用 散斑目标探测技术综述

郜魏柯, 杜小**, 王阳, 杨步一 - 188bet 网站真的吗, 2020 - illord.com
基于金宝搏188 软件怎么用散斑的目标探测技术是一种长期以来被人们忽略的金宝搏188
软件怎么用探测技术, 该技术将传统金宝搏188 软件怎么用探测技术中视为噪声的金宝搏188 …

[PDF][PDF] 微粗糙表面参数对激光散斑场的影响规律分析

郜魏柯, 杜小**, 王阳, 杨步一 - Acta Optica Sinica, 2021 - researching.cn
摘要为分析粗糙表面参数对激光散斑统计特性的影响规律, 需研究激光散斑与目标材料间的映射
关系. 通过计算机模拟了具有不同均方根粗糙度, 相关长度, 偏度, 峰度特性组合的随机粗糙表面 …

Roughness measurement of mild steel plate by speckle images

R Balamurugan, S Balasubramaniam… - AIP Conference …, 2022 - pubs.aip.org
Optically rough mild steel (A36) is illuminated by a coherent source of laser light, develops a
bright and dark cigar like granular appearance called as speckle images. The high …

[PDF][PDF] Asian Journal of Physics

A Haridas, MV Matham - asianjournalofphysics.com
Industrial production has always been driven by global competition and the need for efficient
market adaptation. A strategic initiative termed Industry 4.0 was recently introduced to cater …

Micro and nano scale optical metrology for shiny surfaces and difficult to access aircraft engine components–A review

A Haridas, MV Matham - asianjournalofphysics.com
Industrial production has always been driven by global competition and the need for efficient
market adaptation. A strategic initiative termed Industry 4.0 was recently introduced to cater …