Mboreshaji wa bodi ya kupima ya REA PC-SCAN/LD4 ilipatikana mwaka 2011 hadi sasa. Inatumika kwa REA PC-SCAN LD, REA PC-SCAN/LD3, REA PC-SCAN/LD4 barcode detector.

Ujerumani REA kampuni ya kalenda bar code detector mfano wa maelezo:

REA ScanCheck II 1D barcode detector (iliyoacha uzalishaji mwaka 2007)

REA ScanCheck 3 1D barcode detector (iliyotolewa mwaka 2007 - iliyosimamika mwaka 2009)

REA ScanCheck 3n 1D barcode detector (iliyotolewa mwaka 2009 hadi sasa)

REA Check ER 1D barcode detector (iliyotolewa mwaka 2012 hadi sasa)

REA MLV-2D 1D / 2D barcode detector (iliyotolewa mwaka 2008 hadi sasa)

REA VeriCube 1D / 2D barcode detector (iliyotolewa mwaka 2014 hadi sasa)

REA PC-SCAN/LD 1D barcode detector (iliyosimamika mwaka 2009)

REA PC-SCAN/LD3 1D barcode detector (iliyotolewa mwaka 2009 hadi Machi 2017)

REA PC-SCAN/LD4 1D barcode detector (iliyotolewa Aprili 2017)