This educational calculator shows how different contributors influence the combined uncertainty budget. It is not a substitute for an accredited uncertainty evaluation.
| Contributor | Typical influence |
|---|---|
| Reference standard | High |
| Repeatability | Medium |
| Alignment | Medium |
| Temperature | Low–Medium |
| Stray light | Application dependent |
| Spectral bandwidth | Application dependent |
Contact LightingLab for a configuration-specific uncertainty evaluation.
