The Experimental Demonstration of Correcting the Atmospheric Dispersion Using Image Processing Based on Edge Extension

<p>Experimental result when zenith angle is <span class="nowrap"><svg height="11.0031pt" id="M52" style="vertical-align:-0.2064009pt" version="1.1" viewbox="-0.0498162 -10.7967 16.6412 11.0031" width="16.6412pt" xmlns="http://www.w3.org/2000/svg"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M447 623H65C61 580 56 530 47 475H76C100 541 106 550 172 550H388C308 376 196 170 91 -1L98 -12L172 -2C268 204 360 408 455 611L447 623Z"></path></g><g transform="matrix(.013,0,0,-0.013,6.242,0)"><path d="M153 550H386L412 615L406 623H120L82 318C104 327 142 338 184 338C294 338 347 275 347 187C347 112 305 39 221 39C160 39 119 71 97 89C88 97 80 96 71 90C59 80 50 67 49 57C48 45 52 36 66 23C80 9 123 -12 169 -12C221 -11 288 15 342 59C403 109 431 165 431 225C431 308 366 395 238 395C212 395 165 379 127 364L153 550Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,12.482,-5.741)"><path d="M339 262C339 340 273 403 193 403S48 340 48 262S113 121 193 121S339 184 339 262ZM283 262C283 210 242 168 193 168S104 210 104 262S144 356 193 356S283 314 283 262Z"></path></g></svg>.</span> (a) The original stars image. (b) The corrected image of stars.</p>

International Journal of Optics

fig8

Figure 8

Figure 8: The Experimental Demonstration of Correcting the Atmospheric Dispersion Using Image Processing Based on Edge Extension 