Set the threshold of valid laser points. 璝ぃ綛竛跋办代秖跋办いтΤ翴计秖霩玥代秖挡狦礚 璝т筽甮翴挡狦疷代秖跋办┪紇钩獹跑τ钵玥搭ぶ筽甮翴程计秖琵竚Θ The number of valid laser points to be found depends on the [Min Laser Contrast] parameter.