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lens focusing mount model lfm-1a
Lens Focusing Mount, 5 mm Travel, 35 mm Max Optic, 80 TPI
4 Weeks
4 Weeks


  • Optic Diameter
    25.4 mm
  • Use
    Lens Focusing
  • Adjustments
  • Adjustment Screw Thread
    80 TPI
  • Retaining Ring
    LP-1-RR (2 Included)
  • Retaining Ring Thread
  • Included Optic Holder
  • Thread Type
    8-32 and M4


High Precision Z Positioning Mount

The LFM-1A lens focusing mount includes two LP-1-RR Delrin retaining rings for 35 mm and one threaded LPLH-1T optic holder with a retaining ring for 1.0 in. (25 mm) optics. It is also compatible with PRA-05 0.5 in. optic adapter, LPMH-1 objective lens holder and LP1A-1-32 C-Mount Lens Holder. 1 µm sensitivity is provided by an 80 TPI threaded barrel with easy-grip knurled focusing ring.

Optical Post Mounting

LFM-1A features M4 top and 8-32 bottom tapped mounting holes for easy attachment to posts or other optical hardware.

Secure Locking

To secure your focus position, a series of locking screws are conveniently located around the perimeter of the adjustment barrel.