Display surfaces or devices that show images, video, or data.

• Projection surfaces in cinemas.
• Individual pages or views in apps or games.

Physical barriers or meshes that block view, shelter, or filter.

• Meshes or sieves that keep pests out or sort material.
• Stencil mesh used for screen printing.

Shows a movie, program, or content on a screen.

Tests people or samples to detect disease, risk, or suitability.

• Conducts background or security checks.

Shields or conceals from view.

• Removes or censors content from public access.