Traffic Light Signal Diagram - Red, Yellow, Green Indicators Explained #293568 (License: Personal Use)

This high-contrast image displays a classic vertical traffic light assembly with all three circular lamps lit: red at the top, amber/yellow in the middle, and green at the bottom. Each lens features a textured, starburst-patterned surface to diffuse light evenly and enhance visibility in daylight. The black housing provides strong contrast, making the colors stand out clearly for educational or technical documentation.

Used in driver’s education materials, transportation safety websites, traffic engineering manuals, and urban planning resources to illustrate signal design, color meaning, or system functionality. Matches user intent for understanding traffic control basics or verifying signal standards.