FAA Part 107 Drone Exam Prep 48, Night Vision Physiology — Autokinetic Effect and Illusions
Jul 30, 2026
This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams.
In this episode you will learn:
- The autokinetic effect is when a stationary light appears to move; mitigate it by continuously scanning the sky and not fixating on the light.
- Recognize night illusions like the false horizon, where sloping clouds or ground lights are mistaken for the actual horizon, leading to disorientation.
- Optimal dark adaptation for night vision takes approximately 30 minutes, a key testable fact on the FAA Part 107 exam.
- Preserve night vision by using a red flashlight and avoiding bright white lights from phones or other sources before and during a flight.
- Physiological factors like age, fatigue, smoking, and altitude can significantly impair your night vision capabilities.
For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep
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