In today's era of rapid industrial automation development, high-precision visual inspection has become an indispensable component of smart manufacturing. Telephoto lenses serve as a crucial optical tool in this field. With their unique parallel optical path design, they effectively eliminate perspective errors and achieve sub-pixel measurement accuracy, making them the “eagle eyes” of modern industrial inspection.

Typical application scenarios for telephoto lenses

1. High-precision dimensional measurement stands as one of the most classic applications for telecentric lenses. In the electronics manufacturing industry, the dimensions of micro-components such as chips, resistors, and capacitors must be strictly controlled at the micrometer level. Traditional lenses introduce magnification errors due to changes in object position or height, whereas telecentric lenses maintain a constant magnification ratio. Even if the measured object shifts slightly within the depth of field, the measurement results remain accurate and reliable.

2. Component defect detection also benefits from the superior characteristics of telecentric lenses. In automotive manufacturing, critical components like engine parts, gears, and bearings may exhibit surface defects such as scratches, cracks, or burrs. Telecentric lenses provide uniform illumination and consistent imaging, leaving no surface defect undetected, significantly enhancing inspection accuracy and efficiency.

3. Precision positioning and alignment are critical on automated assembly lines. When robotic arms require precise part gripping or placement, telecentric lenses deliver images free from perspective distortion. This ensures positioning systems accurately identify part location and orientation, achieving micron-level alignment accuracy.

4. Telecentric lenses are increasingly applied in 3D inspection of complex parts. Through multi-angle imaging or integration with specialized lighting techniques, these lenses capture object contour information to assess machining quality on intricate curved surfaces, ensuring products meet design specifications.

POMEAS telecentric lenses have been successfully applied across multiple industries including 3C electronics, semiconductors, new energy batteries, and precision injection molding, delivering stable and reliable vision solutions to customers. Whether for dimensional measurement of microelectronic components or defect detection in complex assemblies.