It's possible to eavesdrop on a conversation by bouncing a laser off of a window. Don't you hate that? Now there's a way to keep that from happening: the 'Laser Surveillance Defeater' by Shomer-Tech. This small device is placed on the window, jamming any attempt to listen in via laser. Cost: About 70 USD.
Details via Inventorspot.com:
inventorspot.com
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