How Do Cameras Follow Hockey Pucks

Answer:Cameras are able to follow hockey pucks using advanced technology and techniques. Here are five supporting facts:

1. Optical tracking systems: Many hockey arenas use optical tracking systems that consist of multiple cameras strategically placed around the rink. These cameras work together to track the puck’s movement throughout the game.

2. Computer vision algorithms: These tracking systems rely on computer vision algorithms that analyze the video footage in real-time. These algorithms can detect the puck’s position and track its trajectory with great accuracy.

3. Infrared technology: Some cameras used in hockey broadcasts are equipped with infrared sensors. These sensors can detect the heat signature of the puck, making it easier for the camera to follow its movement.

4. Specialized equipment: Broadcasters often use specialized cameras called “puck trackers” or “follow cams” to capture the action. These cameras are designed to keep the puck in focus and follow its movement smoothly.

5. Skilled camera operators: Behind the technology, there are skilled camera operators who manually control the movement of the cameras. These operators are experienced in capturing fast-paced sports action and work closely with the tracking systems to ensure accurate puck tracking.


1. How accurate are the cameras in following hockey pucks?
The accuracy of camera tracking systems can vary, but modern systems can typically track the puck with a high degree of precision, often within a few inches.

2. Do all hockey broadcasts use puck-tracking technology?
Not all hockey broadcasts use puck-tracking technology, but it has become increasingly common in professional leagues to enhance the viewing experience for fans.

3. How do the cameras deal with obstructed views or fast movements?
Obstructed views can sometimes pose a challenge, but the advanced tracking systems and skilled camera operators work in tandem to quickly adjust and maintain the camera focus on the puck, even during fast movements.

4. Can cameras follow the puck during high-speed shots or deflections?
Yes, modern tracking systems are capable of following high-speed shots and deflections. The algorithms used in these systems can predict the likely trajectory of the puck based on its initial movement, allowing the cameras to adjust accordingly.

5. Can the cameras track the puck accurately even in low-light conditions?
Cameras equipped with infrared technology can still track the puck accurately in low-light conditions as they rely on heat detection rather than visible light.

6. How are these camera systems calibrated?
Camera systems are meticulously calibrated before each game. This calibration process ensures that the cameras are accurately tracking the puck by accounting for any unique characteristics of the rink and optimizing their performance accordingly.

7. Do the cameras only track the puck or can they also follow players?
While the cameras primarily focus on tracking the puck, many tracking systems can also identify and follow players on the ice. This additional tracking adds to the overall broadcast experience by providing different perspectives on the game.

Cameras are able to follow hockey pucks through a combination of optical tracking systems, computer vision algorithms, infrared technology, specialized equipment, and skilled camera operators. These technologies work together to provide accurate and engaging puck tracking during hockey broadcasts.