Finger prints are the minute ridges of skin on the fingers of the people. These fingerprints are a unique marker for a person, can be used to differentiate between people. While two prints may look basically the same at a glance, but a trained investigator called fingerprint expert or an advanced piece of software can clearly make out the difference. A fingerprint scanner has a fingerprint sensor which is an electronic device used to capture a digital image of the fingerprint pattern. This image is then digitally processed to create a biometric template. This template is stored and used for matching. There are various types sensors present in various scanners like optical, ultrasonic and capacitance.
When you are planning to buy a fingerprint scanner or fingerprint door lock, you should look for certain features.
- The device should be fast and at the same time very accurate and reliable. Image taken by the sensor should be of high quality and in high resolution.
- It should be compact, lightweight and portable. It should have resistance to scratches, impact, vibration and electrostatic shock. The device should be easy to use and can be attached to a number of other devices with an ease. This will enable the device to be used for multipurpose. It should have a reasonable warranty period.
- The fingerprint scanner you are planning to choose should be able to work well in wide environmental conditions like temperature changes and humidity. Also, it should have a long life span in normal conditions.
- There should be facility of latent print image removal. It should be able to detect live finger to minimize the frauds. Some scanners also have fake finger identification function that is quite beneficial form security point of view. The device should encrypt the finger print images so that it is not possible to reconstruct the images.
If you are planning to buy Fingerprint Door Locks”>fingerprint door lock, something with a larger window for finger print scanning should be used.
- The company from which the scanner is bought should be professional and able to provide good service.
These biometric devices are a boon in the present scenario as they provide good security for all purposes. They can be used for protecting your venue or data to be accessed by unwanted people or for maintaining attendance in the offices.