Home Electronics & Media

Dimmer Brightness (Gamma)

perceived ≈ duty^(1/2.2)

An LED dimmer switches full-on/full-off fast (PWM); the eye averages it, but perception is non-linear, so equal duty steps look uneven unless gamma-corrected — the reason low dimmer settings feel too bright.

Computed & rendered in pure C# on the frozen OnlyCSharp 1.8 library — animation baked to GIF with the library's own Gif encoder (no GPU, no ffmpeg, no external packages).