Dee ihe na-aga n'ihu maka paragraf a - Na 1941, mgbe Romania banyere agha n'akụkụ Nazi Germany, IOR bụ ndị agha na e nyere ọrụ na-emepụta tumadi maka Romanian Army. E mepụtara ihe ndị agha mbụ na-ahụ anya n'oge a maka ihe bụ mgbe ahụ bụ égbè sniper Romania, Vz. Iri abụọ na anọ. Mgbe agha ahụ gasịrị, ọ bụ ezie na mmepụta gara n'ihu n'okpuru ọchịchị Soviet, ụlọ ọrụ ahụ nọgidere na-enwe njikọ na ụlọ ọrụ ndị ama ama na Western Europe dị ka Carl Zeiss AG, Leica, Pentacon na Schneider Kreuznach, nke nyeere IOR aka na mmezi ya na mgbasawanye ya na 1970s. N'ihi na Romania jụrụ isonye na mwakpo nke Czechoslovakia
, Soviet Union kwụsịrị ịkekọrịta ozi teknụzụ na mbupụ ngwá agha (gụnyere SVD Dragunov e mepụtara ọhụrụ). N'ihi ya, Romania haziri egbe PSL dị ka ihe nnọchianya nke SVD Dragunov, na IOR e nyere ọrụ ịzụlite a akporo maka egbe dị ka onye nnọchianya nke Russian PSO-1. Ihe si na ya pụta bụ LPS 4x6 ° TIP2 telescopic sight, nke ghọrọ ọkọlọtọ ndị Rom sniper riflescope.