Journal of Applied Optics, Volume. 46, Issue 4, 937(2025)
Low-loss prefabricated fiber connection ferrule design for guided positioning
Figures & Tables(11)
Fig. 1. Schematic diagram of transverse dislocation of optical fiber connection
Fig. 2. Schematic diagram of radial dislocation of optical fiber connection
Fig. 4. Schematic diagram of insert with PIN guide pin and guide hole
Fig. 6. Schematic diagram of male and female plugs and floating rendezvous and docking structure
Fig. 7. Link diagram of insertion loss test of prefabricated fiber optic connectors
Fig. 8. Insertion loss performance of prefabricated fiber optic connectors
Fig. 9. Detection images of prefabricated fiber end face interferometer
Table 1. MT insert PIN guide pin parameters
mm View tableView in ArticleTable 1. MT insert PIN guide pin parameters
mm 标记 最小值 最大值 A 0.6985 0.6990 C 4.5995 4.6005 D 6.3 6.5 U 2.4 2.5 BA 0.2 0.4 BB 0.2 0.5 BC 6.0 6.5
Table 2. Mechanical and environmental effects on loss of prefabricated fiber connectors with source test wavelength of 850 nm
View tableView in ArticleTable 2. Mechanical and environmental effects on loss of prefabricated fiber connectors with source test wavelength of 850 nm
序号 机械与环境测试项目 测试结果 测试项目 试验环境及相关参数 插入损耗变化量/dB 1 机械重复性试验 500次（插拔次数） 0～0.12 2 振动（正弦）试验 10 Hz～500 Hz 0.05～0.17 3 冲击试验 980 m/s2，重复冲击8次 0.02～0.19 4 低温试验 低温温度−40 ℃，持续时间96 h，温度变化速率不大于1 ℃/min，从−40 ℃～室温并恢复1 h 0～0.1 5 高温试验 高温温度80 ℃，持续时间96 h，温度变化速率不大于1 ℃/min，从80 ℃～室温并恢复 0～0.11 6 耐湿试验 温度+30℃～（+60±2）℃，湿度90%～95%，持续时间4 d，恢复至室温2 h 0～0.09 7 温度循环试验 −40 ℃～+80 ℃，保持30 min，温度变化速率不大于1 ℃/min，循环5次，恢复至室温1 h 0～0.09
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Xiangmin KONG, Kai XUE, Lijun ZHAO, Xiaofan SONG. Low-loss prefabricated fiber connection ferrule design for guided positioning[J]. Journal of Applied Optics, 2025, 46(4): 937
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Received: May. 20, 2024
Accepted: --
Published Online: Sep. 16, 2025
The Author Email: Xiaofan SONG (宋晓帆)
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