But when you have to quickly and accurately set elevations over long distances for bigger jobs ... Use a rotary laser level ...

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Depending on their power, these laser effectors have a wide range of applications for transmitting energy over long distances using laser radiation. In contrast to conventional light sources, the ...

The researchers used a carbon-dioxide laser emitting long wave infrared radiation at ... This improves the range in previous experiments by a factor of 10. (An alpha particle is a bundle of ...

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