Journal of Applied Optics, Volume. 45, Issue 3, 637(2024)
Application of optical angle gauge in lens center deviation measuring instrument calibration
Figures & Tables(12)
![Schematic diagram of optical angle gauge[11]](/Images/icon/loading.gif){kind=icon}
Table 1. Requirements of deflection angle deviation and measurement uncertainty
View tableView in ArticleTable 1. Requirements of deflection angle deviation and measurement uncertainty
等级 偏向角 偏向角偏差/（″） 测量不确定度（k=2）/（″） 一等 2″～10″ ±1 0.1 20″～1′ ±2 2′～10′ ±3 二等 2″～10″ ±1.5 0.2 20″～1′ ±3 2′～10′ ±4 三等 2″～10″ ±2 0.5 20″～1′ ±4 2′～10′ ±5
Table 2. Reference data for nominal values of N-BK7 optical angle gauge
View tableView in ArticleTable 2. Reference data for nominal values of N-BK7 optical angle gauge
波长/nm 850 660 632.8 546.1 530 518 折射率 1.509 84 1.514 21 1.515 09 1.518 72 1.519 58 1.520 28 2′ 117.920 118.93 119.134 119.974 120.174 120.334 5′ 297.244 299.79 300.304 302.422 302.925 303.330
Table 3. Measurement results of single optical path device
View tableView in ArticleTable 3. Measurement results of single optical path device
参数 光学角规标称值/（′） 2 5 光学角规名义值/（″） 120.032 302.925 实测值/（″） 231.338 6 582.806 8 231.261 6 582.872 6 231.257 6 582.840 1 231.301 6 582.861 4 231.310 2 582.856 3 231.332 8 582.830 1 231.258 3 582.851 8 231.292 6 582.843 9 231.260 6 582.888 9 231.280 4 582.811 4 平均值/（″） 231.289 4 582.846 3 偏向角/（″） 120.17 302.84 示值误差/（″） 0.14 −0.09 重复性/（″） 0.031 0.026
Table 4. Measurement results of double optical path device
View tableView in ArticleTable 4. Measurement results of double optical path device
参数 光路方向 上光路 下光路 光学角规标称值/（′） 2 5 2 5 光学角规名义值/（″） 120.032 302.925 120.032 302.925 实测值/（″） 231.41 582.63 231.93 582.41 231.38 582.56 231.70 582.44 231.34 582.60 231.83 582.48 231.37 582.58 231.68 582.41 231.32 582.51 231.79 582.38 231.29 582.57 231.83 582.37 231.33 582.63 231.92 582.43 231.39 582.56 231.75 582.48 231.36 582.64 231.8 582.42 231.29 582.53 231.66 582.37 平均值/（″） 231.35 582.58 231.79 582.42 偏向角/（″） 120.00 302.20 120.24 302.11 示值误差/（″） −0.03 −0.73 0.20 −0.81 重复性/（″） 0.041 0.044 0.093 0.040
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Ying HAN, Xinwei LI, Yongchun FAN, Lei YI, Li LIU. Application of optical angle gauge in lens center deviation measuring instrument calibration[J]. Journal of Applied Optics, 2024, 45(3): 637
Paper Information
Category: Research Articles
Received: Feb. 3, 2023
Accepted: --
Published Online: Jun. 2, 2024
The Author Email: Ying HAN (hyloveconan@163.com)
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