Ideal Creations demonstrated a $25 cell phone camera filter at CES 2010 that can supposedly see through thin fabrics. Basically, you "affix it over your cellphone camera lens and it cuts out most of the available light spectrum, except for UV light." Video after the break.
This apparently enables low-end CCDs to "see through" clothing. It's hard to say if this is real or simply silly science.[via Gearlog]
