Caliper Measurement Diagram - Precision Tool Illustration #3724475 (License: Personal Use)

This black-and-white technical illustration depicts a vernier-style caliper clamped around a vertical rod, with two triangular alignment aids positioned behind the beam to verify perpendicularity or angular orientation. The solid and dashed lines indicate reference positions and possible adjustment states, emphasizing precision measurement methodology. The design suggests educational or instructional use in mechanical drafting or metrology training.

Commonly used in engineering textbooks, CAD tutorials, metrology guides, or vocational training materials to demonstrate proper caliper usage and alignment techniques; matches user intent for learning measurement fundamentals or troubleshooting alignment errors.