• Values
• Angles
• Sums

• Eyes
• Left
• Right
• Combine

• Background
• Fovea
• Rings
• Degrees

• Coverage
• 110° 120° 130° 140° 150° 160° 170° 180°

User note: sboys3 1.2.0-beta.1 with eye rotation 3, FOV clamp off

References: Read about the human peripheral vision on Wikipedia.