Not distracted

• Rapt
• Ball carried by soccer team employed in targeted manner
• Zeroed in
• Adjusted camera lens
• Single-minded law enforcement agent keeps leaders of organised crime under surveillance
• United around military leader and single-minded
• Zeroed in, with a camera

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
concentrated \concentrated\ adj. Having a high density of (the indicated substance); as, a narrow thread of concentrated ore. Note: [Narrower terms: undiluted (vs. diluted)] Gathered together or made less diffuse; as, their concentrated efforts; his concentrated ...