Electronic device and method for fabricating the same

An electronic device, comprising:

• a driving-circuit substrate;
• a plurality of light-emitting elements, located on the driving-circuit substrate, wherein each of the light-emitting elements has a first electrode and a second electrode;
• an optical layer, located on the light-emitting elements, wherein the optical layer comprises a first surface and a second surface opposite to each other, the first surface has a plurality of first convex lens structures, and at least a part of the first convex lens structures are overlapped with the light-emitting elements in a vertical projection direction;
• and
• an adhesive layer, located between the optical layer and the light-emitting elements,
• wherein the driving-circuit substrate comprises:
• a substrate;
• a plurality of driving elements, disposed on the substrate;
• an insulation layer, disposed on the driving elements;
• a plurality of first connection electrodes, disposed on the insulation layer, wherein each of the first connection electrodes has a first end and a second end, the first end is electrically connected to a corresponding driving element, and the second end is electrically connected to the first electrode of a corresponding light-emitting element;
• a plurality of second connection electrodes, respectively electrically connected to the second electrode of the corresponding light-emitting element;
• and
• a patterned bank layer, disposed on the insulation layer, and having a plurality of openings, wherein the light-emitting elements are located inside the openings.