# Image sources

Free-to-use Pexels and Wikimedia Commons documentary images used to explain test benches, probes, calibration, waveform observation and instrument work. They do not represent Super Smile calibration results.

- `hero-test-bench.jpg` — Pexels free photo, electronics test-bench context.
- `probe-detail.jpg` — Pexels free photo, probe and measurement-interface context.
- `instrument-technician.jpg` — Pexels free photo, instrument technician context.
- `calibration-record.jpg` — Pexels free photo, calibration and record-control context.
- `oscilloscope-control.jpg` — Pexels free photo, oscilloscope operation context.
- `waveform-test.jpg` — Wikimedia Commons, oscilloscope control-panel photograph used to explain waveform verification.

Instrument accuracy depends on the complete configured measurement path, not the appearance of a cable or connector alone.