Eyelock: A Comprehensive Review of Their Iris Authentication Solutions

EyeLock is a company specializing in iris authentication technology, offering secure and convenient identity verification. This blog post will provide an overview of EyeLock as a company and discuss their three main products: nano iXT, nano EXT, and NanoFace. We will also highlight some limitations of their technology.


Company Overview

Founded in 2006, EyeLock has established itself as a leader in advanced iris authentication. The company holds an extensive IP portfolio with over 75 patents granted and pending, which enables them to develop high-speed, touchless, and secure authentication solutions. In 2015, VOXX International Corporation acquired a majority voting interest in EyeLock, further expanding their reach in the biometrics market.

Nano IXT: Indoor Iris Authentication Reader

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The nano iXT is an indoor iris authentication reader designed for the access control industry. It offers several features that make it a versatile and efficient solution for biometric authentication:

  • Large 5-inch touch-screen LCD display
  • Facial image capture
  • Built-in keypad via touchscreen
  • Visual and audible user instructions
  • Multi-factor support: Iris, card + Iris, PIN + Iris
  • Up to 10,000 users stored per device
  • Access control system integration
  • Real-time face-display based positioning
  • Automatic camera tilt for height adjustment
  • Matching speeds under two seconds
  • Multiple language support

Nano EXT: Outdoor Iris Authentication Device

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The nano EXT is an outdoor iris authentication device that provides secure identity verification in various weather conditions and temperatures. Its features include:

  • Real-time face-display based positioning
  • Automatic camera tilt for height adjustment
  • Vandal-resistant design
  • Operation in direct sunlight, snow, or rain
  • Temperature range: -40°C to 66°C (-40°F to 150.8°F)
  • Authentication of up to 20 people per minute

NanoFace: Facial Recognition Solution

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NanoFace is EyeLock’s facial recognition solution, which boasts a highly accurate algorithm that ranks at the top of those tested by NIST. It integrates with many prominent access control brands and offers the following features:

  • Wide angle face imaging
  • Advanced real-time subject tracking
  • Intuitive user interface
  • High-speed face matching
  • Large on-board face template database
  • Multi-language support
  • Full range of deployment options
  • Access control integration

Limitations of EyeLock’s Technology

While EyeLock offers impressive iris authentication solutions, there are some limitations to their technology:

  1. Iris Enrollment Issues: Users may encounter difficulty during the initial iris enrollment process, which could lead to frustration and decreased adoption of the technology.
  2. Difficulty in Aligning Iris for Matching: Some users may struggle to align their iris with the authentication device, resulting in delays and potential false rejections.
  3. Integration with Access Control Systems: Although EyeLock’s devices are designed for easy integration with various access control systems, compatibility issues may arise in certain scenarios, requiring additional customization or configuration.
  4. User Experience: The need for users to position themselves correctly for iris scanning may create a learning curve, affecting the overall user experience.


EyeLock offers innovative iris authentication solutions with their nano iXT, nano EXT, and NanoFace products. These devices provide secure and convenient identity verification for various applications, from access control to financial services. However, potential users should be aware of the limitations of this technology, including enrollment issues, difficulty in aligning the iris for matching, and potential integration challenges with access control systems.

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