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  1. M

    Track and Field Laser Pacer - How powerful of a green laser do I need to see it clearly at a distance 150m in daylight?

    Perhaps sometime at dusk there would be a time where the laser and the track can both be seen relatively well at a safe power level, but obviously that would take some physical testing. Thanks again for the help
  2. M

    Track and Field Laser Pacer - How powerful of a green laser do I need to see it clearly at a distance 150m in daylight?

    Yes , that was the goal. If it's not feasible, that's too bad.
  3. M

    Track and Field Laser Pacer - How powerful of a green laser do I need to see it clearly at a distance 150m in daylight?

    I am building a system ( really just a raspberry pi and some servos ) for pacing athletes around a 400m track. I am completely new to lasers, and so I have been looking for answers on this forum, but can't find the right answers. So I need to know: - How much power to reach 150 meters clearly in...




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