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2. Automatic faucet - Wikipedia

   en.wikipedia.org/wiki/Automatic_faucet

   An automatic faucet or tap (also hands-free faucet, touchless faucet, electronic faucet, motion-sensing faucet, sensor faucet, or infrared faucet) is a faucet equipped with a proximity sensor and mechanism that opens its valve to allow water to flow in response to the presence of a user's hands in close proximity. The faucet closes its valve ...

3. Automatic soap dispenser - Wikipedia

   en.wikipedia.org/wiki/Automatic_soap_dispenser

   Automatic soap dispenser. An automatic soap dispenser is a device that dispenses a controlled amount of soap solution (or a similar liquid such as a hand sanitizer). They are often used in conjunction with automatic faucets in public restrooms. They function to conserve the amount of soap used and stem infectious disease transmission.

4. Electro-optical sensor - Wikipedia

   en.wikipedia.org/wiki/Electro-optical_sensor

   An optical sensor converts light rays into electronic signals. It measures the physical quantity of light and then translates it into a form readable by an instrument. An optical sensor is generally part of a larger system that integrates a source of light, a measuring device, and the optical sensor. This is often connected to an electrical ...

5. Passive infrared sensor - Wikipedia

   en.wikipedia.org/wiki/Passive_infrared_sensor

   A passive infrared sensor (PIR sensor) is an electronic sensor that measures infrared (IR) light radiating from objects in its field of view. They are most often used in PIR-based motion detectors . PIR sensors are commonly used in security alarms and automatic lighting applications.

6. Image sensor - Wikipedia

   en.wikipedia.org/wiki/Image_sensor

   A micrograph of the corner of the photosensor array of a webcam digital camera Image sensor (upper left) on the motherboard of a Nikon Coolpix L2 6 MP. The two main types of digital image sensors are the charge-coupled device (CCD) and the active-pixel sensor (CMOS sensor), fabricated in complementary MOS (CMOS) or N-type MOS (NMOS or Live MOS) technologies.

7. Pfister (firm) - Wikipedia

   en.wikipedia.org/wiki/Pfister_(firm)

   Pfister, called Price Pfister until 2010, is an American manufacturer of bathroom and lavatory faucets, shower systems, showerheads and accessories, kitchen faucets [1] and other plumbing fixtures. Emil Price and William Pfister founded the company in 1910. Today, Pfister is owned by Assa Abloy.

8. AOL.com - News, Sports, Weather, Entertainment, Local & Lifestyle

   www.aol.com

   AOL latest headlines, entertainment, sports, articles for business, health and world news.

9. Infrared cut-off filter - Wikipedia

   en.wikipedia.org/wiki/Infrared_cut-off_filter

   Infrared Color Photography Mahatma Gandhi. Infrared cut-off filters, sometimes called IR filters or heat-absorbing filters, are designed to reflect or block near-infrared wavelengths while passing visible light. They are often used in devices with bright incandescent light bulbs (such as slide and overhead projectors) to prevent unwanted heating.