LaserPecker LP4: The World's First Dual-laser Engraver! ✅10W blue diode 2W infrared laser for 300 materials ✅4000mm/s engraving speed and 8K resolution for studio-quality results in minutes ✅Works with LightBurn & LaserPecker Cloud for drag-and-drop project workflows ✅Switch laser types with smart touchscreen and instantly repeat files using "Engrave Again" | LaserPecker Global

In the 1980s, touchscreen technology primarily used infrared grids or resistive overlays on bulky CRT monitors, exemplified by systems demonstrated on BBC shows like Tomorrow's World. These early, low-resolution interfaces enabled simple single-point selection in niche industrial or kiosk applications but were expensive and physically cumbersome compared to modern capacitive touchscreens. Credit: BBC | History In Pictures