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Knight Optical(UK) Ltd - [email protected] - +44 (0)1622 859444

Resolution charts

What are you looking for in Stock?

Knight Optical’s resolution charts consist of multiple precision metallic patterns deposited on a transparent glass substrate and are equipped with a range of spatial frequencies for optical testing.

Resolution charts are used to test the resolving power of microscopes for medical and laboratory applications, and scanners and imaging cameras for defence and commercial applications. Knight Optical are able to provide USAF 1951 0-7, NBS 1963A and Cobb (BS1613) charts for resolution testing.

Knight Optical have also supplied high precision custom resolution charts designed by our customers to fit their application and testing. For more information on our stock and custom resolution charts, contact our technical sales team.


Please see individual product PDFs for details

  • Other types available at short notice.
  • Available on glass and in metal foil.
  • Special sizes.
  • Mounting options.
  • Cut into smaller sizes.

Stock Optics

Get a Custom Quote

Part No. PatternLines/mmLength
GRQ5001 Download USAF 1951 Groups 0-71-22850502 £120.00
GRQ5004 Download 36-Sector Star 25mm Diameter0.46-5750502 £120.00
GRQ7502 Download NBS 1963A (BS4657)4310175752 £120.00
GRQ7503 Download Cobb Chart (BS1613)4154875752 £120.00

Get a Custom Quote

Get in touch

Our Multi-Lingual Sales Team are here to help with your requirments:

UK +44 (0)1622 859444
UK +44 (0)1622 850614
UK +44 (0)1622 851078
+1 401 583 7846

International Shipping

We are able to ship to most countries at good rates, please click here for more info.

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