WebOct 19, 2005 · Optical State Estimation provides a framework for both separating errors in test optics from the target system and deducing the state of multiple optics in a telescope beam train using wavefront as well as pre-test component measurements including the knowledge of their level of error. WebAbstract. Modal estimation of wave-front phase from phase derivatives is discussed. It is shown that it is desirable to minimize the number of modes estimated and the number of measurements used to maintain the quality of the estimates of low-order modes. It is also shown that mode cross coupling occurs when one tries to estimate modes higher ...
Study of the Optical Atmospheric Distortions using Wavefront …
WebMay 7, 2024 · To expand the data archive on optical turbulence and statistics of changes in the Fried length at the LSVT site, the archive of measurement data on wavefront slopes was used. Changes in the Fried length for the BAO are usually estimated from measurements of subimage jitter by a Shack–Hartmann wavefront sensor mounted in the LSVT optical … WebApr 8, 2024 · A prime-focus optical system is a common type of large aperture survey telescope with a small obscuration ratio, high transmittance, and simple structure. As the detection capabilities and search efficiency of the telescope are improved, the aperture of the primary mirror becomes larger. The primary mirror aperture of a high-performance … ts348xd
Optical state estimation using wavefront data (2004)
Webtation of the wavefront data. For example, Zernikes have little value when air turbulence is present. Likewise, fabrication errors present in the single-point diamond turning process cannot be represented using a reasonable number of terms in the Zernike polynomial. In the testing of conical optical elements, WebSPIE Digital Library Proceedings WebOct 14, 2004 · Optical state estimation using wavefront data Author(s): David C. Redding; Norbert Sigrist; John Z. Lou; Yan Zhang; Paul D. Atcheson; Daniel Scott Acton; William L. Hayden Show Abstract. Comparison of a new contact topographical measurement system for spherical and aspherical surfaces with interferometry Author(s ... ts3420 printer