Smart glasses are designed to provide users with a hands-free way to access information, such as text messages, emails, and navigation directions, without the need to use a smartphone or other device.

Smart glasses typically use augmented reality (AR) technology to overlay digital information onto the user's field of view, allowing them to see both the real world and the digital information simultaneously.

Voice control is the term used to describe the ability of smart glasses to recognize and respond to voice commands, allowing users to interact with the device without using their hands.

While smart glasses have various applications, gaming and entertainment are not typically considered common use cases for these devices.

Battery life and power consumption are significant challenges in the development of smart glasses, as the devices require continuous power to operate and display information.

Google is widely recognized as a pioneer in the development of smart glasses, having introduced Google Glass in 2012.

Mixed reality (MR) is the term used to describe the combination of real and virtual elements in a single view, allowing users to interact with both the physical and digital worlds simultaneously.

Enhanced patient privacy is not a potential benefit of using smart glasses in healthcare, as the devices may raise concerns about data collection and privacy.

The primary purpose of using smart glasses in navigation and directions is to provide users with turn-by-turn directions, helping them navigate unfamiliar areas or find specific destinations.

Attending virtual meetings is not a common use case for smart glasses in social media and communication, as these devices are primarily designed for personal communication and information sharing.

Privacy and data security concerns are primary challenges associated with the use of smart glasses in medical and healthcare settings, as the devices collect and transmit sensitive patient information.

Customer service and support is not a common application of smart glasses in the manufacturing and industrial sector, as these devices are primarily used for tasks related to production, maintenance, and quality control.

Holographic display is the term used to describe the ability of smart glasses to display information in a way that appears to be floating in the user's field of view, creating a realistic and immersive experience.

Increased student distraction and multitasking is not a potential benefit of using smart glasses in education and training, as the devices are designed to enhance focus and engagement.

Lack of compelling use cases and applications is a primary challenge associated with the adoption of smart glasses in the consumer market, as many users struggle to find practical and everyday uses for the devices.