“RoboKeeper Hockey” eyes are two cameras, which take up to 60 pictures per second. They are positioned above the goal, pinpoint the puck and then follow its trajectory. 

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An image processing software uses these images to calculate the puck’s probable point of impact on the goal. This information is transmitted in real time to the motor control, which is responsible for setting the goaltender in motion. All of this happens within fractions of a second; after all a well-shot puck can attain a speed of well over 62 mph.

The penalty mark for the “RoboKeeper Hockey” is about 23’ from the goal, leaving only 0.3 seconds to bring the goalie, which is attached to a high performance gear mechanism, into the right position. Even professional hockey players have had to experience, how hard it is to score against the “RoboKeeper Hockey”. To ensure a fair challenge for everyone, it can be set to one of seven different levels of difficulty. This way the “RoboKeeper Hockey” adjusts to the players’ level of proficiency. Every participant has a real chance of beating the goalie.