Xiaodong Liu, Yingxiong Qin, Jie Liu, Xiahui Tang, Bowei Luo. Research on Parabolic Band Integrating Mirror for High-Power Large-Width Rectangular Laser Beams[J]. Laser & Optoelectronics Progress, 2019, 56(19): 191403
- Laser & Optoelectronics Progress
- Vol. 56, Issue 19, 191403 (2019)
Fig. 1. Principle of linear band integration mirror for rectangular spot
Fig. 2. Principle of parabolic band integration mirror for rectangular spot
Fig. 3. Calculation principle in rotation direction
Fig. 4. Influence of number of segments on uniformity of output spot
Fig. 5. Three-dimensional diagrams of output spots with different numbers of segments. (a) 3 segments; (b) 5 segments; (c) 7 segments
Fig. 6. Parabolic band integration mirror for rectangular spot. (a) Diagrammatic figure; (b) real figure
Fig. 7. 100 mm×3.2 mm output spot. (a) Rotation direction; (b) integrating direction; (c) three-dimensional output spot
Fig. 8. 14 mm×3.3 mm output spot. (a) Rotation direction; (b) integrating direction; (c) three-dimensional output spot
Fig. 9. Experimental equipment
Fig. 10. One-dimensional distributions of spot. (a) Output spot of laser; (b) output spot of integrating mirror
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Table 1. Parameters of parabolic band integration mirror for 14 mm×3.3 mm rectangular spot
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Table 2. Parameters of parabolic band integration mirror for 100 mm×3.2 mm rectangular spot
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