Thin film type of aperture for image lens

An electronic device comprising:

• a display panel;
• and
• an optical lens coupled to the display panel, the optical lens comprising:
• a lens barrel provided with a first end and a second end, a receiving space provided between the first end and the second end, the first end provided with a light inlet opening communicating with the receiving space, the second end provided with a light outlet opening communicating with the receiving space, a first light entering through the light inlet opening, and a second light exiting through the light outlet opening;
• a first lens located in the receiving space and configured to receive and transmit at least a portion of the first light;
• and
• an aperture located in the receiving space and fixedly arranged on a side of the first lens facing away from the second end, the aperture used to adjust an amount of the first light incident into the lens barrel;
• wherein:
• the display panel displays images according to the second light.