Visual EFA

Items are points in factor space. Pick a rotation method, or drag an axis handle to rotate by hand and chase simple structure.

Simulated data

Rotation

Orthogonal: both axes rotate together, 90° apart.
Cluster A  /  Factor I axis Cluster B  /  Factor II axis

Diagnostics

Angle between factors90°
Implied factor correlation0.00
Simple-structure (varimax)—
Variance explained—

Loadings (item × factor)

Bold = item's largest loading. Simple structure = each row has one big value and one near-zero.