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Difference between ‘Iris Scan’ and ‘Retina Scan’

Date: 18 May 2009   Posted By: Sunil Reddy     Group: Computers    Category: Security   

What exactly is the difference between these two scans and what is the technology that is used, as both are related to eye only which is better, I heard that it is done with lot of practice that is fool proof?

Which one is good and safe.

Author: Gyani    16 Jun 2009      Member Level: Silver     Points : 2    Voting Score: 0

Retinal scans has following problems over Iris Scan:
1. very much intrusive for a general safe use, and hence can create problem.
2. the long exposure to scanner light emitted might be harmful to the eyes.

So, iris scanning technology is becoming more popular. Also many companies are offering iris scanning. Another benifit is that the iris is unique for each human being and and hence offers high confidence in identification.

Author: HARISH    06 Jul 2009      Member Level: Bronze     Points : 1    Voting Score: 0

A retinal scan is a biometric technique that uses the unique patterns on a person's retina to identify them. Iris scans create high-resolution images of the irides of the eye

Author: Nitesh Chitranshi    19 Jul 2009      Member Level: Silver     Points : 1    Voting Score: 2

The difference between retina and iris scanning is that retina scan uses a more invasive technique, which looks for blood vessel patterns behind the human eye while iris scanning has the most familiar characteristics that are unique to the iris are the trabecular meshwork, a tissue that gives the appearance of dividing the iris in a radial fashion.

Author: yamini    21 Jul 2009      Member Level: Bronze     Points : 1    Voting Score: 0


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