FIELD: physics.
SUBSTANCE: proposed appliance comprises casing translucent element and fingerprint sensor arranged on inner side of outer surface of aforesaid element. Proposed sensor comprises light source to emit light, detector of reflected light emitted by said light source, and device to direct light emitted by source into said casing element and to direct light reflected from casing element outer surface into detector.
EFFECT: higher safety, tightness and durability of electric appliance casing.
16 cl, 10 dwg
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