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Lasers in the NA series are single-shot drill lasers. They were developed to drill precise blind holes using a single pulse with an aspect ratio of up to 1:30. Their main application is the production of medical needles with a productivity rate of up to 5 needles per second.

Needle Drill System

Typical applications and markets

  • Drilling blind holes in surgical needles for medical technology
  • Drilling injection nozzles for the automotive industry

Features & Benefits


Technical features

  • Resonator amplifier design
  • Diffraction-limited beam quality
  • Unique pulse modulation
  • Highly precise optical components which are fixed to a granite plate
  • Laser supply based on the FLS laser series

Technical Specifications

  • Hole diameter: 50 - 800 µm
  • Drill depth max. 2.0 mm
  • Hole tolerances: >± 5 - 20 µm

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Risk factors: Except for the historical information contained here, many of the matters discussed in this Web site are forward-looking statements, based on expectations at the time they were made, that involve risks and uncertainties that could cause our results to differ materially from those expressed or implied by such statements. These risks are detailed in the “Factors That May Affect Future Results” section of our latest 10-K or 10-Q filing. Coherent assumes no obligation to update these forward-looking statements.


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