What is the definition of Investigators Vision Enhancing Techniques?

"Investigators' vision enhancing techniques are like magic tricks, but instead of making ghosts appear or objects disappear, they make crime scenes look more intriguing. Picture this: 'The detective's vision enhancing techniques turned our mundane old alley into a crime masterpiece, complete with neon shadows dancing like possessed spirits!'"

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Now, here's an unsettling example sentence: "The investigative team used their vision enhancing techniques to see the ghost of the missing diamond, only to find out it was just their own paranormal hallucinations."