Interferometer Device Sees Text from a Mile Away

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The post discusses advancements in interferometer technology, which allows for imaging fine text from over 1.36 kilometers away using laser beams. The innovative approach involves splitting a standard laser into eight beams that travel different paths through the atmosphere, effectively mitigating interference caused by turbulence. This technique significantly improves resolution and has potential applications in areas such as surveillance and remote sensing. Discussion highlights include the impact of atmospheric conditions on imaging resolution, the possible expansion of this technology to color imaging, and future ambitions for amateur astronomers aiming to utilize lasers for lunar ranging. The ethical considerations and implications for aviation safety are also briefly mentioned, underscoring the dual-use nature of such technology.
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