Metalenses From Wavefronts to Inverse Design

Metalenses

Welcome to the Metalenses roadmap. This hub organizes the 22-part series into a clear, navigable learning path.

Foundations

• 01 — What Is a Metalens?
• 02 — What Does a Lens Do?
• 03 — How Does a Lens Focus Light?
• 04 — Conventional Lens Phase Profile
• 05 — Metalens Phase Profile

Meta-Atom Physics

• 06 — Meta-Atom
• 07 — Propagation Phase
• 08 — Resonant Phase
• 09 — Geometric Phase
• 10 — Meta-Atom Library

Design

• 11 — Metalens Design

Electromagnetic Simulation

• 12 — Electromagnetic Simulation
• 13 — FDTD
• 14 — RCWA

Performance

• 15 — Metalens Performance
• 16 — Efficiency
• 17 — Numerical Aperture
• 18 — Chromaticity

Inverse Design

• 19 — Inverse Design
• 20 — Adjoint Optimization
• 21 — Machine Learning for Metalens Design

Frontiers

• 22 — Next-Generation Metalenses