Digital Lens Generator

Coburn Technologies NEXUS-DGT Digital Lens Generator

The NEXUS Digital Surfacing System leverages the technology in the acclaimed Cobalt Digital Lab to produce high quality digital RX lenses. The NEXUS DGT is the successor to the Cobalt NXT Digital Lens Generator. The NEXUS DGT represents a significant upgrade from its predecessor.

  • 50% improvement in productivity
  • New fast tool servo axis consisting of proprietary voice coil and air bearing design
  • Larger cutter for faster material removal
  • Larger user interface
  • Illuminated interior
  • Stylized covers
  • Accommodation for integrated chiller
  • Static protection for communication lines
  • Temperature monitoring in electrical cabinets


  • Higher Throughput: Equipped with increased speeds and higher throughput than the Cobalt NXT, allowing labs to process more jobs faster than ever.
  • Superior Lens Quality: The high performance NEXUS DGT produces superior quality and accuracy of lenses. NEXUS DGT is designed for processing all indexes of lenses (1.498 to 1.74).
  • Automation Ready: The NEXUS DGT has the capability to be upgraded for automation for labs looking to completely automate their free-form processes.
  • User Friendly: Larger 19” monitor with options for setup, running jobs, calibration, diagnostics, and maintenance.
  • Auto-Calibration: The NEXUS DGT comes built with automatic calibration for faster and efficient lens processing. Cutter height adjustment remains manual. Manual calibration still available.
  • Cold Mist/Dry Cut: With on-board cold mist/dry cut, the need for expensive waste management is removed.
  • Board Engraving: Cobalt NXT now brings engraving on to the machine, with capabilities to produce simple shapes and alphanumeric using the secondary axis. Now the need to purchase additional equipment is eliminated.