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Infrared waves. Infrared waves are also used in retina scans.

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14y ago

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Who invented the iris scanner?

John Daugman was the inventor of the iris recognition system.


What part of the body does a iris scanner look at?

An iris scanner uses visible and near-infrared light to scan the iris of an eye. The iris scanner takes a picture and uses it to compare that to an image already stored in a database to see if there is a match. Since everyone's eyes are unique, iris scanners are becoming more popular for identifying people in security situations.


What is an Iris scanner?

A device that scans your iris when you look into the device. Used in movies a lot to portray a top secret area that they have to look into a device and have their eye scanned to gain access. Your iris is just like your fingerprints... no two are alike.


What is the difference between finger print and Iris scanner?

Both of these are ways to identify a person. An iris recognition looks at eyes and finger prints look at fingers.


What is a IRIS Card?

An IRIS card is a scanner for business cards. This is a way for a business man or salesman to put all of the information of his contacts into a database for future business.


What does the "What eye color do I have scanner" reveal about my eye color?

The "What eye color do I have scanner" reveals your eye color by analyzing the pigmentation in your iris, which determines the color of your eyes.


What works similarly to an iris recognition system but instead scans patterns of blood vessels in the back of the retina?

Scanner


What parts of the plant iris is used?

Iris flowers and leaves are used for flower arrangements. Iris roots are sometimes used to flavor liquors. In general, iris parts are mildly toxic.


When was the digital police scanner first invented?

The first digital police scanner was invented in the 1970's. Unlike earlier analog version (which were basically AM Radios, as police just used to broadcast using regular radio waves), this scanner was the first to allow you to punch in a frequency to search for the police frequency.


How scanner work?

An ultrasound scanner is a scanning machine to do with sound. As the ultrasound scanner moves back and forth over your body, it sends sound waves through your skin and muscle. The sound waves are then turned into images that appear on TV screens, and can also be copied onto paper or X-ray film.


What was Iris's Roman name?

No known Roman name, they likely used the Greek 'Iris' or 'Arce'.


What is a flatbed scanner used for?

Scanner flatbed known as document scanner. The reason why people called it as document scanner because it can convert paper documents or photos in digital form.