Page 260 - (DK) I Can’t Believe It! 2

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TRUE or The iris is so complex
FALSE?
Your irises and multilayered that
are as unique left eyes are different.
even your right and
Identical twins also have
different iris patterns.
as your fingerprints

Here’s an eye-opener—everyone has a
unique iris pattern. This colored ring

around the pupil is as individual
as your fingerprints,
ensuring that we’re

all complete
one-offs.

What do all
IRIS RECOGNITION
blue-eyed
Since every person has a unique people have
iris pattern, iris recognition in common?
software has been developed
for identification purposes. A
scan of the pupil converts the
iris pattern into a digital code,
which is stored in a database
with other people’s unique codes.

The tough
outer layer is the
sclera, responsible
for maintaining the
shape of the eye.

US_258_259_309600_Eyes.indd 258 19/12/17 3:48 pm