Welch Allyn 3.5v Coaxial Ophthalmoscope Head (Model 11720)

Features & Benefits:

  • Uses a Halogen HPX™ lamp that provides 30% more light output for true tissue color and consistent, long-lasting illumination
  • Comes with 28 lenses from -25 to +40 diopters for better resolution
  • The Coaxial optical system produces a shadow-free spot and easier entry into undilated pupils
  • The crossed-linear polarizing filter reduces corneal reflection
  • The red-free filter may be used with any aperture
  • It has 18 possible aperture combinations for greater versatility
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