Zobrazeno 1 - 10
of 99
pro vyhledávání: '"Yung-Cheng Wang"'
Publikováno v:
Tehnički Glasnik, Vol 17, Iss 2, Pp 268-272 (2023)
This study proposes a method for maintaining parallelism of the optical cavity of a laser interferometer using machine learning. The Fabry-Perot interferometer is utilized as an experimental optical structure in this research due to its advantage of
Externí odkaz:
https://doaj.org/article/f52dd4f72d5d4412b46226361ba27634
Publikováno v:
Tehnički Glasnik, Vol 16, Iss 3, Pp 420-425 (2022)
This research develops a three degrees of freedom (DOF) measurement system by integrating Fabry-Perot interferometer and photoelectronic inspection module to determine linear displacement, horizontal and vertical straightness geometric error paramete
Externí odkaz:
https://doaj.org/article/47f2f078a124425e9961a3eee1a61305
Publikováno v:
Machines, Vol 11, Iss 6, p 668 (2023)
In this research, we propose a method that utilizes machine learning to maintain the parallelism of the resonant cavity in a Fabry–Perot interferometer designed specifically for glass substrates. Based on the optical principle and theory, we establ
Externí odkaz:
https://doaj.org/article/00d821e8cbcc458e9042df0f30474315
Publikováno v:
Micromachines, Vol 14, Iss 3, p 696 (2023)
Laser interferometer technology is used in the precision positioning stage as an encoder. For better resolution, laser interferometers usually work with interpolation devices. According to the interpolation factor, these devices can convert an orthog
Externí odkaz:
https://doaj.org/article/1ecfd815fcfe48369489e28c11f04561
Publikováno v:
Sensors, Vol 21, Iss 17, p 5775 (2021)
This investigation develops a laser encoder system based on a heterodyne laser interferometer. For eliminating geometric errors, the optical structure of the proposed encoder system was carried out with the internal zero-point method. The designed st
Externí odkaz:
https://doaj.org/article/d411ba44bb844ba8ba5d9d56a0c27ac2
Publikováno v:
Sensors, Vol 20, Iss 9, p 2462 (2020)
The quality of processed workpieces is affected directly by the precision of the linear stage. Therefore, the linear displacement calibration of machine tools must be implemented before delivery and after employment for a period of time. How to perfo
Externí odkaz:
https://doaj.org/article/04a3c33430b242e293a52deaf95d6f0b
Publikováno v:
International Journal of Automation and Smart Technology, Vol 4, Iss 3, Pp 163-167 (2014)
A proposed optomechatronic module is intended for the automatic and efficient calibration procedure of compact autocollimators utilized for high precision angle measurement. Conventional autocollimators have the disadvantages, e.g. the large volume a
Externí odkaz:
https://doaj.org/article/687185bebbbf4faa86f5b2c7810b744d
Autor:
Yung-Cheng Wang, Dau-Chung Wang
Publikováno v:
International Journal of Automation and Smart Technology, Vol 4, Iss 3, Pp 157-162 (2014)
A high-resolution focused electron beam is used for the fabrication of metal nanostructures and devices with insulating membranes by nanosculpting metal films. This top-down focused electron beam drilling method uses the controlled ablation of materi
Externí odkaz:
https://doaj.org/article/1f477465a5cf47769248a7c04fff0414
Publikováno v:
Journal of Industrial Engineering and Management, Vol 3, Iss 2, Pp 370-382 (2010)
The demand for measuring equipments of automatic optical inspection has grown rapidly, because of its benefits of promoted efficiency and higher precision. Instead of manual projection measurements, measurement performance and efficiency can be obvio
Externí odkaz:
https://doaj.org/article/11f699fb28744e83a5c0a35a1ec89e12
Publikováno v:
Sensors, Vol 10, Iss 4, Pp 2577-2586 (2010)
The optical structure of general commercial interferometers, e.g., the Michelson interferometers, is based on a non-common optical path. Such interferometers suffer from environmental effects because of the different phase changes induced in differen
Externí odkaz:
https://doaj.org/article/ddc5e69b797c4f86a35b7925c82dc6d0