Optical Metrology for Precision Engineering

2021 ◽  
Author(s):  
Wei Gao ◽  
Yuki Shimizu
2014 ◽  
Vol 3 (4) ◽  
Author(s):  
Wei Gao ◽  
Bernd Bodermann

2015 ◽  
Vol 9 (6) ◽  
pp. 611-611
Author(s):  
Seiichi Hata

Industrial production processes are becoming more difficult and complex because of the need to accept or react to global requirements for ecology, energy saving, downsizing, short lead times, information technology, etc. Metrology and inspection play very important roles in production processes because these must decide the final quality of manufactured industrial goods. Laser/optical metrology is widely used in industry to maintain meter definition traceability because it is, in principle, nondestructive. This makes laser metrology a candidate for use in final industrial inspection. This special issue originated in Laser Metrology for Precision Measurement and Inspection in Industry 2014 (LMPMI2014), also the 11th IMEKO symposium. LMPMI2014 covers a very wide area, including precision engineering, dimensional measurement, shape measurement, micro/meso/nano metrology, interferometry, and standards and calibration technology. This IJAT special issuefeatures papers selected from LMPMI2014. Advanced papers in this issue present the latest achievements in laser metrology ranging from basic research to actual industrial application. These papers should prove useful to readers seeking to share their industrial R&D knowledge and experience. The important contributions of the authors and reviewers are most deeply appreciated and make this issue both fascinating and its ideas far-reaching.


2015 ◽  
Vol 9 (5) ◽  
pp. 465-459
Author(s):  
Masato Aketagawa

Industrial production processes are becoming more difficult and complex because of the need to accept or react to global requirements for ecology, energy saving, downsizing, short lead times, information technology, etc. Metrology and inspection play very important roles in production processes because these must decide the final quality of manufactured industrial goods. Laser/optical metrology is widely used in industry to maintain meter definition traceability because it is, in principle, nondestructive. This makes laser metrology a candidate for use in final industrial inspection. This special issue originated in Laser Metrology for Precision Measurement and Inspection in Industry 2014 (LMPMI2014), also the 11th IMEKO symposium. LMPMI2014 covers a very wide area, including precision engineering, dimensional measurement, shape measurement, micro/meso/nano metrology, interferometry, and standards and calibration technology. This IJAT special issuefeatures papers selected from LMPMI2014. Advanced papers in this issue present the latest achievements in laser metrology ranging from basic research to actual industrial application. These papers should prove useful to readers seeking to share their industrial R&D knowledge and experience. The important contributions of the authors and reviewers are most deeply appreciated and make this issue both fascinating and its ideas far-reaching.


2007 ◽  
Vol 158 (8) ◽  
pp. 235-242 ◽  
Author(s):  
Hans Rudolf Heinimann

The term «precision forestry» was first introduced and discussed at a conference in 2001. The aims of this paper are to explore the scientific roots of the precision concept, define «precision forestry», and sketch the challenges that the implementation of this new concept may present to practitioners, educators, and researchers. The term «precision» does not mean accuracy on a small scale, but instead refers to the concurrent coordination and control of processes at spatial scales between 1 m and 100 km. Precision strives for an automatic control of processes. Precision land use differs from precision engineering by the requirements of gathering,storing and managing spatio-temporal variability of site and vegetation parameters. Practitioners will be facing the challenge of designing holistic, standardized business processes that are valid for whole networks of firms,and that follow available standards (e.g., SCOR, WoodX). There is a need to educate and train forestry professionals in the areas of business process re-engineering, computer supported management of business transactions,methods of remote sensing, sensor technology and control theory. Researchers will face the challenge of integrating plant physiology, soil physics and production sciences and solving the supply chain coordination problem (SCCP).


2021 ◽  
Vol 103 (4) ◽  
Author(s):  
Wei Zhong ◽  
Lan Zhou ◽  
Yu-Bo Sheng

2020 ◽  
Vol 124 (14) ◽  
Author(s):  
Patrick M. Birchall ◽  
Euan J. Allen ◽  
Thomas M. Stace ◽  
Jeremy L. O’Brien ◽  
Jonathan C. F. Matthews ◽  
...  

2012 ◽  
Author(s):  
Richard M. Silver ◽  
Jing Qin ◽  
Bryan M. Barnes ◽  
Hui Zhou ◽  
Ronald Dixson ◽  
...  

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