[size=85] The theoretical basis used in this applet can be found in the next [url=https://www.geogebra.org/m/n62bumu7]applet[/url]. The applet allows for the visualization of the diffraction pattern along both the X and Y axes via the [b]'[color=#ff0000]Vertical[/color]/[color=#ff7700]Horizontal[/color] Slit Case'[/b] button.[/size]
[size=85] Resultant phasors and amplitudes for half-period zones at point [b][color=#1e84cc]A(x, y)[/color][/b], calculated using the [url=https://www.geogebra.org/m/c5rhh2tz]Kirchhoff diffraction integral [/url]for a [i]horizontal[/i] slit, with zone dimensions determined according to the proposed model.[/size]