Table 5.

Potential applications of smart glasses F4 in the livestock sector.

Smart Glasses F4 Functions	Applications	Examples
QR code scanning	Single subject identification	In livestock farms could help farmers to identify the animals and its productive data. Identify feedstock composition to improve feeding strategies. Retrieve fleet equipment information about history, maintenance, activity, etc.
VoIP call	Hands-free calling	The farmers could make hands-free calling while working, providing and/or receiving business and operative information on-the-go
Video streaming	Remote assistance while working	The farmer could share his point of view (live sharing) with a technician in real-time during maintenance procedures of equipment (e.g., milking parlor inspections)
Image acquisition	Photo capture and editing	During animal selection, farmers can take picture through the smart glasses to save the animal phenotypic relevant features. Photo acquisition may be also useful to underline the characteristics of spare parts of farm’s equipment. Photos may also be edited from the dashboard
Video-Audio recording	Video acquisition and saving	Recording and saving video off-line about different situations as system decision support tool; from animal diseases’ symptoms to systems’ anomalies.
Audio recording	Save notes and memorandum	The tractor driver could record voice annotation about on-farm procedures and draft by voice a checklist, while solving field operations.
File consulting	Audio, video, photo and text accessing during farm activities	Hands-free and immediate access to animal information (productions, health status, identification number, etc.). Tractor’s handbook consulting for maintenance support. This function allows to follow the on-screen instruction for problem solving or to recall and rapidly visualize the needed information.