Introducing Symphony from Keeler – quality design and leading technology Slit Lamps with a contemporary design.


We set ourselves the task of designing a slit lamp to exceed performance expectations. Our painstaking attention to detail has helped us to achieve just this.

The result is Keeler Symphony, combining intricate performance with practical elegance.



  • LED and Halogen Bulb systems available
  • Magnification – x6, x10, x16, x25 and x40
  • Slit Width – 0 to 12mm (1.8mm to 12mm continuously variable)
  • Slit Length – 12mm (1.8mm to 12mm continuously variable)
  • Aperture diameters – 0.2mm, 1mm square, 2mm, 3mm, 5mm, 9mm and 12mm
  • Filters – Clear, red free, neutral density, diffuser, blue, IR heat absorbing filter permanently installed