Ellipticity Properties of Symmetric Molecules ≪inline-Formula><tex-math Id="m2">\begin{document}$ {\text{h}}_{\text{2}}^ + $\End{document}</tex-Math><alternatives><graphic Xmlns:Xlink="http://www.w3.org/1999/xlink" Xlink:Href="4-20221946_M2.jpg"/><graphic Xmlns:Xlink="http://www.w3.org/1999/xlink" Xlink:Href="4-20221946_M2.png"/></alternatives></inline-formula> in Strong and Short-Wavelength Laser Fields