Another design / test note by CRANE MICRO OPTICS, theme: BUGS with visual moving effects (to see them please visit the company's webpage). Below few security features / effects seen under uv light:

seen from Malaysia
seen from United States
seen from Bulgaria

seen from Italy
seen from China

seen from United States

seen from United States
seen from United Kingdom

seen from China
seen from China
seen from China
seen from Saudi Arabia

seen from United Kingdom
seen from Canada
seen from Belarus
seen from Türkiye

seen from Malaysia
seen from Japan

seen from Malaysia
seen from United Kingdom
Another design / test note by CRANE MICRO OPTICS, theme: BUGS with visual moving effects (to see them please visit the company's webpage). Below few security features / effects seen under uv light: