Online postweld shift measurement of butterfly-type laser module using a 25.4-nm resolution measurement system
- Resource Type
- Conference
- Authors
- Liu, Y. D.; Sheen, M. T.; Hsu, Y. C.; Hsu, H. K.; Tsai, Y. C.; Cheng, W. H.
- Source
- 2009 IEEE LEOS Annual Meeting Conference Proceedings LEOS Annual Meeting Conference Proceedings, 2009. LEOS '09. IEEE. :59-60 Oct, 2009
- Subject
- Components, Circuits, Devices and Systems
Photonics and Electrooptics
Fields, Waves and Electromagnetics
Communication, Networking and Broadcast Technologies
Packaging
Fiber lasers
Welding
Optical design
Capacitance
Probes
Solid lasers
Thermal stresses
Mechanical variables measurement
Laser theory
- Language
- ISSN
- 1092-8081
A quantitative measurement using a 25.4-nm resolution system to online measure the postweld shift in laser-welded butterfly-type laser module package is demonstrated. The relative coupling efficiency can be regained up to an average of 88%.