Caliper calibration involves verifying and adjusting the accuracy of measuring calipers—such as digital, dial, and vernier calipers—to ensure they provide precise dimensional measurements. The process includes inspecting the caliper for wear or damage, cleaning the measuring surfaces, and comparing its readings against certified gauge blocks or reference standards at multiple measurement points. Any deviations are recorded and corrected when possible. Regular calibration ensures reliable measurements in manufacturing, machining, and quality-control applications, supports compliance with industry standards, and maintains confidence in critical dimensional inspections.