This stencil is dedicated to drawing ellipses (ovals) at specific isometric angles.
Angle Presets: Features four columns of ovals set at specific projection angles: $25^\circ$, $30^\circ$, $35^\circ$, and $45^\circ$.
Size Variety: Provides a wide range of sizes for each angle to assist in 3D perspective drawing.
Integrated Ruler: Features a 25cm ruler along the right-hand side.