Overhead Projector Illustration - Educational & Presentation Equipment #3755785 (License: Personal Use)

This digital illustration depicts a vintage-style overhead projector featuring a rectangular base with a transparent projection stage, a blue slide insert, and a hinged projection head mounted on an adjustable arm. Key details include a red control knob for focus or height adjustment, black accent lines, and a clean geometric design suitable for instructional or nostalgic tech visuals. The transparent background allows seamless integration into web layouts.

Used in educational resource pages, museum exhibits on historical teaching tools, or articles about the evolution of presentation technology; targets educators, historians, and designers seeking retro tech imagery.