Xueyan Dong, Pingxue Li, Xi Zhang, Weixin Yang. Analysis of Alignment Errors of Beam-Expanded Optical Fiber Connector Based on ZEMAX[J]. Laser & Optoelectronics Progress, 2020, 57(15): 152201
- Laser & Optoelectronics Progress
- Vol. 57, Issue 15, 152201 (2020)
Fig. 1. Schematic of principle structure of beam-expanded optical fiber connector
Fig. 2. Schematic of fiber coupling conditions
Fig. 3. Physical model of optical fiber connector
Fig. 4. Point diagram of multi-mode optical fiber connector in different fields of view. (a) 0.2°; (b) -0.2°; (c) 0°
Fig. 5. Optical trace of optical system
Fig. 6. Geometrical image analysis diagram of optical system
Fig. 7. Relationship curve between input power and output power of optical fiber connector
Fig. 8. Schematic of 5 degrees of freedom of aspheric lens
Fig. 9. Alignment error diagram of collimator lens and focusing lens of optical fiber connector
Fig. 10. Compensation range for eccentricity and inclination of collimator lens and focusing lens simultaneously
Fig. 11. Point diagram of single-mode optical fiber connector in different fields of view. (a) 0°; (b) -0.2°; (c) 0.2°
Fig. 12. Influence curves of eccentricity error on coupling efficiency
Fig. 13. Influence curves of tilt error on coupling efficiency
Fig. 14. Maximum eccentricity range of optical fiber connector at different diameters
Fig. 15. Maximum tilt range of optical fiber connector at different diameters
Fig. 16. Dot diagram of image quality evaluation
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Table 1. Optical fiber connector lens structure parameters
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Table 2. Effect of eccentricity of collimator lens and focusing lens along y-axis on beam quality and coupling efficiency
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Table 3. Effect of rotation amount of collimator lens and focusing lens along x-axis direction on beam quality and coupling efficiency
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Table 4. Structure parameters of optical fiber connector lens
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