Mode

Layer 1

Pattern Pitch: 12 px Angle: 0°

Layer 2

Pattern Pitch: 12 px Angle: 4°

Display

Blend

Colour Animate (drift) Speed: 1.0

Stats

Layer 1 pitch—

Layer 1 angle—

Layer 2 pitch—

Layer 2 angle—

Moiré period d_m—

Moiré angle—

Magnification d_m/d₁—

Two periodic grids superposed produce a beat pattern (moiré). For two line gratings, d_m = d₁·d₂ / √(d₁²+d₂²−2d₁d₂cosθ). Drag the canvas to slide Layer 2.