monitors

Shadow Mask

A perforated metal plate behind the screen with one hole per triangular phosphor triad, the older alternative to aperture grille.+ Defined in the Sony PVM and Broadcast Monitors entry of the archive.

ask the oracle › read Sony PVM and Broadcast Monitors ›

alongside it

Aperture Grille BNC Component Composite Convergence Dot Pitch Geometry NTSC Overscan PAL Phosphor RGBHV S-Video Scanline Sync-on-Green Trinitron TVL Underscan