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What is a TOF Camera?
A TOF (Time of Flight) 3d camera measures the distance between the target and the camera using the flight time of infrared light. Unlike traditional 2D image estimation methods, TOF cameras provide users with high-precision 3D scene depth information. Due to its simple structure and efficiency, TOF technology has become a significant milestone in the field of machine vision, enabling complex scene distance perception using low-cost CMOS sensors and active light source technology.

Working Principle and Advantages of TOF Cameras
TOF cameras calculate resolution distance depth data across the entire field of view by measuring the reflected brightness and light arrival time of each pixel. Unlike traditional single-point scanning, TOF technology is unaffected by ambient light, featuring high precision and high frame rates suitable for applications under various lighting conditions.

TOF Modulation Methods and Applications
TOF technology can be divided into pulse modulation and continuous wave modulation based on the modulation method. Pulse modulation requires high-precision clocks and high-frequency lasers, using phase shift detection for distance measurement. Continuous wave modulation, commonly used in practical applications, measures distance through the phase difference of sine waves.

Advantages, Disadvantages, and Application Scenarios of TOF Cameras
Advantages of TOF cameras include long-distance detection capability and strong resistance to ambient light interference. However, they also face challenges such as the need for high-precision equipment and time measurement modules, high resource consumption, and lower edge accuracy. Currently, consumer-grade TOF cameras typically have a resolution limited to VGA levels.

Applications of TOF Cameras at VGA Resolution
Although VGA resolution is relatively low, it is sufficient for many consumer electronics and smart devices. TOF cameras with VGA resolution can maintain high frame rates while providing adequate spatial resolution and depth information, suitable for applications such as gesture recognition, virtual reality experiences, and environmental sensing.

Future Market Prospects of TOF Technology
With the advancement of industrial automation and intelligence, TOF technology is expected to exhibit broad market prospects in various fields. In the coming years, TOF cameras will likely see wider applications in autonomous driving, robotic navigation, smart homes, and augmented reality. As technology progresses and costs decrease, the performance and functionality of TOF cameras will continually improve, bringing more innovation and convenience to users and businesses.

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After-sales Support:
Our professional technical team specializing in 3D camera ranging is ready to assist you at any time. Whether you encounter any issues with your TOF camera after purchase or need clarification on TOF technology, feel free to contact us anytime. We are committed to providing high-quality technical after-sales service and user experience, ensuring your peace of mind in both shopping and using our products