ART-complete apple-ripeness-test-system for the measurement of starch-content, sugar-content and firmness.  Consisting of ART-Soft Database 7.0, ART-lightbox, refractometer RE-32 and FTA GS-15 firmness-tester. Optional available with balance and size-measurement. Calculation of Streif-Index, different evaluation-possibilities (best harvest time, ...) reports for quality-management etc. are available.