- Yxy color measurement instrument
- XYZ color space meter
- paint ink color measurement instrument
- ASTM E313-73 whiteness meter
- printing color difference detector
- ASTM E313-00 whiteness tester
- chromatism ΔEab tester
- chromatism ΔEcmc analyzer
- Taube Berger Stensby whiteness meter
- ASTM D1925 yellowness analyzer
