Cranfield Precision EcoR 1664

Printable Version

Cranfield Precision EcoR

The Cranfield Precision EcoR 1664 is a roll turning machine for production level machining of optical quality components. 

Key Features

  • Workpiece size:  Up to 410 mm (16”) diameter and 1625 mm (64”) long
    - Other sizes available
  • Structure: Polymer concrete filled steel fabrication for very high stiffness and damping.
  • In-house design and manufacture of all bearings
  • Rotary bearing radial error motions:  
    - <130 nm synchronous
    - <100 nm asynchronous
  • Linear drive motors
  • 1nm resolution linear encoders
  • All axes hydrostatic using oil temperature controlled to 0.01°C
  • Microclimate with oil shower temperature control to 0.01°C
  • Machine isolated from external sources of vibration.
  • Auxiliary cable management axis isolates cable drag forces from machine axes


High precision structured surfaces for optical film production.

Related Products

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