Aperture Science warning sign

1392 × 1536

Aperture Science Sign — Gray

1920 × 1080

Cave Johnson quote image

1366 × 768

Aperture Science Logo — Black, Industrial

2000 × 1100

Cave Johnson Portrait

1366 × 768

Aperture Science Logo — Gold, Industrial

2560 × 1600

Aperture Science Logo — Black, Dramatic, Digital Art

2560 × 1600

Aperture Science Logo — Brown, Neutral

1024 × 1024

Aperture Science Logo — Gray, Neutral

1900 × 1200

Aperture Science Logo — Blue, Neutral, Vector Art

1920 × 1080

Aperture Science Logo — Black, Dark, Digital Art, Atom Symbol

2560 × 1600

Aperture Science Logo — Black, Dramatic, Digital Art, Atom Symbol, Text

2560 × 1600