rOS is otherwise known as the Reality Operating System from Apple.
Apple delivered ARKit to developers with iOS 11, enabling enhanced AR capabilities for apps. The company has invested heavily in AR and recently acquired Totem headset developer Vrvana.
The Apple T288, otherwise known as Apple's AR device is currently in development. Reports indicate the project may release its first product in 2020.
The form factor of the AR viewer is unknown. Apple recently acquired Vrvana, maker of the prototype Totem device pictured above. The headset switches between AR and VR experiences seamlessly.
According to Bloomberg, Apple is working on its next "breakthrough" product- one that could even succeed the iPhone. Apple is betting big on Augmented Reality (AR), with the initial strides in this direction marked by ARKit released with iOS 11. While iOS devices have laid the groundwork for the company's AR work, the future points to a completely new product category.