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.
The Lightning connector was introduced on September 12, 2012 (), as a replacement for the 30-pin dock connector, to be used for all new hardware that was announced at the same event. The first compatible devices were the iPhone 5, the iPod Touch (5th generation), and the iPod Nano (7th generation).