Safety First Poster

3000 × 1500

MAGI2 operating system interface

1440 × 900

Aperture Science logo

1600 × 900

Ubuntu operating system logo

1920 × 1080

Linux operating system logo

1280 × 1024

Altimit operating system logo

1920 × 1080

Debian operating system wallpaper

1280 × 800

Aperture Laboratories interface

1920 × 1200

Aperture Safe Status Screen

1370 × 747

red emergency display interface

1680 × 1050

Portal gun from Aperture Science

1200 × 750

Aperture Science login screen

1440 × 900

Aperture Science logo in game

1920 × 1080

Aperture Science logo with robot and deer

1920 × 1200

Chell in Aperture Science

1920 × 1080

Aperture Science logo

1280 × 1024

Aperture Science Innovators logo

1024 × 1024

Aperture Science artwork

1920 × 1080

Aperture Science concept art

1920 × 1080

Aperture Science fact placard

1280 × 800