Rain sensor, in particular for a motor vehicle

Details Rain sensor, in particular for a motor vehicle Rain sensor, in particular for a motor vehicle

2005-01-11

2005-01-11

Assaf, Fayez (Department: 2872)

Optical: systems and elements

Holographic system or element

Using a hologram as an optical element

C359S024000, C359S019000, C359S001000, C359S022000, C250S573000, C250S208100, C340S602000

Reexamination Certificate

active

06842271

ABSTRACT:
A rain sensor for a motor vehicle, having a transmitter emitting radiation, a receiver, and a holographically embodied diffractive element that has a linear-grating-like structure.

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