Geometric optics • Refraction & TIR • Lenses & Mirrors • Prisms & Dispersion • Interference & Diffraction • Polarization • Instruments • Photometry • 100+ MCQs • One wrong answer ends the game.
Answer multiple-choice optics questions. Each is timed.
Knockout rule: one mistake or timeout ends your run.
Shortcuts: 1–4 to answer • Enter to start/restart