Apple Folding Smartphone Era Simulator & Dimension Analyzer

Mechanical & Screen Geometry Cross-Section

Fold Angle: 180°

Drag screen wings or use slider below to fold & inspect hinge curvature

Dynamic Fold Angle (θ) 180° (Fully Unfolded)

Historical Hardware Milestones (20-Year Evolution)

Unfolded Diagonal Display 8.1"

Unfolded Width × Height 142.5 × 158.2 mm

Hinge Radius (Waterdrop Curve) 3.8 mm

Crease Mitigation Depth 18 μm

Device Category Book-style Foldable

Aspect Ratio Fit Optimal Dual-Pane 4:3

Multitasking Efficiency 92.0%

Pocketability Index 84.5%

Ternus Era Engineering Audit Ready for Engineering Export

8.1-inch unfolded canvas achieves 92.0% dual-pane split efficiency with zero hinge pinch stress at 3.8mm droplet radius.