South Africa 200 Rands ND(2014) UNC**New (with Omron rings) | eBay
Banknote: 200 Rand (South Africa) (2012 ND "Nelson Mandela" without Omron Rings Issue) Wor:P-137a | South africa art, Learning quotes, Educational leadership
South Africa 50 Rand P 140b UNC Sign Kganyago, With Omron rings (Safety Dots) | eBay
EURion constellation - Wikipedia
Glossary of Banknotes – Advanced Security Solutions
BANKNOTES HUNGARY 2001-2008 WITHOUT OMRON RINGS ISSUE - YouTube
South Africa 200 Rand Nd (2014) P. 137 (2) Unc - With Omron Rings
20 Rand (With Omron rings) - South Africa – Numista
New South Africa R10 banknote Featuring NELSON MANDELA note 2012 money - UNC with Omron Rings - Version 2 - Collectors Currency
The secret codes of British banknotes - BBC Future
Hungary new 500-forint note (B581a) confirmed – BanknoteNews
China P903, 5 Yuan, Chairman Mao / Mountain Tai, Omron rings security UNC see UV | eBay
The secret codes of British banknotes - BBC Future
Banknote: 100 Rand (South Africa) (2012 ND "Nelson Mandela" without Omron Rings Issue) Wor:P-136a | Bank notes, Africa, Nelson mandela
EURion constellation (or Omron rings), so that your scanner, photocopier, software (e.g. PS), etc won't allow you to copy, edit or make counterfeit banknotes. - 9GAG
Omron Rings - Help
HUNGARY, PICK 197
P 140b Uncirculated Prefix HL Omron Rings SOUTH AFRICA 50 RAND 2015
South Africa new note family (B767a – B771a) with Omron rings reported – BanknoteNews
10 Rand (With Omron rings) - South Africa – Numista
Banknote: 100 Rand (South Africa) (2012 ND "Nelson Mandela" without Omron Rings Issue) Wor:P-136a
Omron Rings & Color | Skeptical Beowulf
P-135
P142 South Africa 200 Rand 2014 (Mandela, Omron Rings)
Banknote: 20 Rand (South Africa) (2012 ND "Nelson Mandela" without Omron Rings Issue) Wor:P-134a
