Journal of Applied Optics, Volume. 44, Issue 6, 1212(2023)
Design of strong laser coupling device for large core diameter bunched fiber
Figures & Tables(7)
Fig. 4. Structure diagram of mechanical adjustment for coupling device
Fig. 5. Laser saturation power density scanning curve of multi-step photoionization path
Table 1. Coefficient values of aspheric equation
View tableView in ArticleTable 1. Coefficient values of aspheric equation
Lens R K A B C D E F G H J Collimating lens 31.20 1.05 −8.32×e−6 1.07×e−8 1.68×e−9 1.01×e−11 −5.29×e−14 −2.41×e−15 −3.66×e−17 −1.64×e−19 1.15×e−20 Focusing lens 20.50 −1.00 −1.22×e−5 9.09×e−8 4.57×e−10 2.04×e−12 −4.04×e−14 −7.88×e−16 7.80×e−18 0.00 0.00
Table 2. Experimental results of coupling device
View tableView in ArticleTable 2. Experimental results of coupling device
Wavelength /nm Laser power /W 4-in-1 fiber output power/W Single-core fiber output power/W Efficiency/% Input core/µm 567 1.17 1.10 6.57 60.6 365 567 1.00 0.94 365 580 3.50 3.40 550 641 6.00 5.40 550
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Shaoqiang WEI, Yunfei LI, Junyao ZHANG, Yongjie WEI. Design of strong laser coupling device for large core diameter bunched fiber[J]. Journal of Applied Optics, 2023, 44(6): 1212
Paper Information
Category: Research Articles
Received: Apr. 17, 2023
Accepted: --
Published Online: Mar. 12, 2024
The Author Email: Shaoqiang WEI (619549110@qq.com)
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