2. Shadow Image
    Shadow image of the Bank of Papua New
    Guinea logo, which is visible when raised
    to the light.

3. G-Switch™ Feature
    G-Switch™ is a dynamic optical feature that
    changes colour when the banknote is tilted
    under a light source.

4. Emboss
   The numeral ‘50’ is embossed in the
   secondary clear window.

5. Offset
    Complex background security patterns
    in multiple rainbow print.

6. Intaglio
    Multi-colour raised keyline printing of main
    design elements on the front and back of
    the banknote.

7. Iridescent Feature
    Bird of Paradise in full flight on the
    back provides a colour change when
    the banknote is tilted.

8. Serial Number
    Black serial number fluoresces yellow/green
    under ultra violet light.

9. Signatures
    Black signatures of the Governor and the Secretary,
    Department of Treasury fluoresce yellow/green
    under ultra violet light.

10. ICE Feature
     The Bird of Paradise is printed with a red intaglio
     ink on a highly reflective gold background. The
     contrast is enhanced when the banknote is tilted.

11. DOE™ Feature
     Image of “PG50” is visible when viewing through
     the window towards a point light source.