1 Glaucoma: A mid-dilated pupil can be a sign of glaucoma. 2  Aneurysm: An aneurysm that pushes on certain blood vessels in the brain can cause a dilated pupil as well as other symptoms.  Lung cancer: Lung cancer that affects the top part of the lung can impact the pupillary nerve fibers.
Techopedia explains Lightning Connector. The Lightning connector was a successor to the previously used 30-pin connector. It is a small wire with a USB 2.0 interface at one end and a connector plug at the other. The connector consists of a communication bus for dual data transfer; it also provides electrical power to the device.
Electrical connector. Jack commonly refers to a connector often with the female electrical contact or socket, and is the more fixed connector of a connector pair.