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Kerfudamapa t1_ixcsgwj wrote

I mean, you'll see a laser reflected back right? Is there much detail to be observed this way?


Blank_bill t1_ixd9q8e wrote

Depends on how powerful a laser it is, if it's strong enough to ionize the material a spectrometer will give you an idea of what it's made of, if not the glare will only tell you something is there.