An electro-optical device includes an electro-optical panel including a first substrate and a second substrate which interpose an electro-optical material therebetween, a transparent conductive film disposed on an outer surface of the first substrate or the second substrate, and a base member having an electrode electrically connected to the transparent conductive film via an adhesive, in which the electrode is formed at a region having a plane shape, which is the same as or narrower than that of the base member, the base member is provided with concave portions or through-holes disposed along a side thereof, and the concave portions or the through-holes are provided with the adhesive.