Title: nominal spectral resolution
Long Title: IUPAC Gold Book - nominal spectral resolution
DOI: 10.1351/goldbook.08274
Status: current

Definition
Spectral resolution setting on an instrument that a user sets to record a spectrum.

Note
The actual resolution achieved is related to this, to the width of the bands studied and to the alignment of the instrument.

Related Terms
- Spectral resolution: https://goldbook.iupac.org/terms/view/08289
- spectrum: https://goldbook.iupac.org/terms/view/08291
- width of the bands: https://goldbook.iupac.org/terms/view/08286

Source
- PAC, 2021, 93, 647. 'Glossary of methods and terms used in analytical spectroscopy (IUPAC Recommendations 2019)' on page 668 (https://doi.org/10.1515/pac-2019-0203)

Other Outputs
- html: https://goldbook.iupac.org/terms/view/08274/html
- json: https://goldbook.iupac.org/terms/view/08274/json
- xml: https://goldbook.iupac.org/terms/view/08274/xml

Citation: Citation: 'nominal spectral resolution' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351/goldbook.08274
License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/) for individual terms.
Collection: If you are interested in licensing the Gold Book for commercial use, please contact the IUPAC Executive Director at executivedirector@iupac.org .
Disclaimer: The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using.
Accessed: 2026-06-30T17:58:04+00:00