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The first popular camera of Intreprinderea Optica Romana (IOR) was the Optior, a metal-bodied viewfinder camera for type No. 120 film rolls, introduced in 1956 and withdrawn in 1960.

  • Format: 4.5x6cm exposures on 120 film
  • Lens: IOR Menisc 1:11 F=75mm, not coated glass
  • Shutter speeds: T, 1/25s