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Interactive geometric optics ray diagram generator for convex/concave lenses and spherical mirrors with real-time magnification and image tracking.
About this tool
Interactive geometric optics ray diagram generator for convex/concave lenses and spherical mirrors with real-time magnification and image tracking.
Lens & Mirror Simulator is a free science tool that runs entirely in your browser — nothing to install, no account to create, and your data never leaves your device. Open the page, add your input, and get a clean, copy-ready result in seconds.
Open Lens & Mirror Simulator on AltFTool — it loads instantly in your browser.
Add your input to the workspace.
Adjust the options until the result looks right.
Copy or download the output and put it to work.
A focused workspace for one-off content, data, or planning jobs — open it, use it, done.
Start with a rough input and iterate until the result matches exactly what you need.
Copy or download the output for your project, document, or daily workflow.
Yes — Lens & Mirror Simulator is completely free on AltFTool, with no signup, no trial limits, and no hidden costs.
Yes. Lens & Mirror Simulator runs in your browser, so what you enter or upload stays on your device instead of being sent to a server.
Interactive geometric optics ray diagram generator for convex/concave lenses and spherical mirrors with real-time magnification and image tracking. It's built for quick, everyday science tasks with results you can copy or download straight away.
Yes — Lens & Mirror Simulator works in any modern browser, on desktop, tablet, and mobile, with the same features everywhere.