Telecentric Lens Design: Perspective Distortion Elimination and Dimensional Stability

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2024/09/13

author:adminBOSS

In the field of precision measurement and industrial automation, the performance of lenses is directly related to product quality and productivity, and every tiny optical deviation may have a significant impact on the results. Telecentric lenses are outstanding products designed specifically to eliminate perspective distortion and ensure dimensional stability.

 

 

The Essence of Telecentric Design

 

Telecentric lenses, as the name suggests, are centered on their unique optical design - the optical axis is kept parallel to the plane of the object, ensuring that the incoming beam is parallel to the main rays of the outgoing beam. This design fundamentally eliminates the problems caused by perspective distortion of traditional lenses, no matter how far away the object is from the lens, its image size remains almost unchanged.POMEAS telecentric lenses are the perfect interpretation of this concept, which realizes high stability and low aberration of imaging through precise optical structure design, such as anti-telecentric, positive telecentric or double telecentric design.

 

 

The End of Perspective Distortion

 

Perspective distortion is a common problem in lens imaging, especially when photographing objects far from the center of the lens. This distortion can lead to image distortion and affect the accuracy of measurements. The POMEAS telecentric lens effectively eliminates this phenomenon through its telecentric optical path design. No matter where the object is located in the lens, its imaging maintains a consistent size and shape, providing a reliable foundation for precision measurements.

 

 

Guardian of dimensional stability

 

Dimensional stability is critical in industrial inspection and measurement. Conventional lenses tend to change the image magnification due to changes in the object distance, which in turn affects the accuracy of the measurement results. POMEAS telecentric lenses are able to keep the image magnification constant within a certain object distance by virtue of their unique telecentric characteristics. This means that no matter how the object being measured is moved or repositioned, the image size will remain the same, thus greatly improving the stability and reliability of the measurement.

 

 

High resolution with low distortion

 

In addition to perspective distortion elimination and dimensional stability, POMEAS telecentric lenses offer the benefits of high resolution and low distortion. Its optical structure is carefully designed and optimized with a high-quality multi-component lens set to ensure sharpness and accuracy of the image. Whether it is the fine structure of the micro world or the contour size of macro objects, POMEAS telecentric lenses can provide accurate imaging results.

 

 

Practical application of POMEAS telecentric lenses

 

POMEAS telecentric lenses have been widely used in many fields such as cell phone parts inspection, semiconductor manufacturing, precision machining, and electronic component assembly. In these industries, there are extremely high requirements on the dimensional accuracy and surface quality of the products. POMEAS telecentric lenses have become the first choice of many companies due to their excellent performance and stability.

 

 

With its unique telecentric design, high resolution, low distortion and stable dimensional characteristics, the POMEAS telecentric lens has revolutionized the industrial automation and precision measurement fields. We believe that in the future development, POMEAS telecentric lenses will continue to play an important role in bringing more efficient and accurate solutions to more enterprises and industries.

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