Geometric Optics - Optics | Focal Length | Lenses - PhET Interactive Simulations
How does a lens or mirror form an image? See how light rays are refracted by a lens or reflected by a mirror. Observe how the image changes when you adjust the focal length of the lens, move the object, or move the screen.
概览
收录于
2026年3月18日
学科与领域
physics · optics
年级范围
九年级（高一）–十二年级（高四）
页面类型
Tool
简介
Geometric Optics Simulation Overview
- Subject Matter: The simulation covers core concepts in optics, specifically focusing on focal length, lenses, and mirrors.
- Platform Compatibility: The simulation is built in HTML5, ensuring compatibility across iPads, Chromebooks, PCs, Macs, and Linux systems.
- Accessibility: PhET is actively integrating inclusive features for diverse learners; users are encouraged to check the "Accessible Sims" section for specific platform limitations and requirements.
- Current Version: 1.3.15.
- Technical Requirements: Optimal performance requires the latest versions of Chrome, Firefox, Safari, or Edge browsers.
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