Abstract
Refraction variations in optical leveling instruments can often negatively impact image quality. Refraction, the change in the propagation of light through an optical medium, plays a crucial role in ensuring the high precision and efficiency of optical leveling instruments. This study focuses on analyzing specialized tools and methodologies aimed at minimizing refraction variations. Key solutions for reducing refraction effects include high-quality optical materials, properly adjusted optical components, and precisely calibrated optical levels. Furthermore, advanced methodologies such as interferometry, phase metrology, and optical index measurement techniques are employed to enhance the accuracy and control of the refractive properties of optical leveling instruments. Methodologically, ensuring accurate measurements in optical leveling relies on various approaches, including refractometric analysis, specialized algorithms to minimize optical errors, and computational modeling for identifying and correcting refraction-related distortions. This study aims to improve the efficiency of optical leveling instruments by exploring modern approaches and technologies that enhance image quality and measurement accuracy.
References
Olga Vshivkova, Igor Kalugin (Prospects for Combining a Geodetic Angle Refractometer and an Electronic Tacheometer to Improve the Accuracy of Angular Measurements) https://link.springer.com/chapter/10.1007/978-3-031-43218-7_87
Lianhuan Wei, Jiaqi Zhang, Meng Ao, Shanjun Liu,Yachun Mao (High-Precision Trigonometric Leveling Based on Correction with Atmospheric Refraction Coefficient Model) Journal of Surveying Engineering Volume148, Issue3 https://doi.org/10.1061/(ASCE)SU.1943-5428.0000401

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