3.5V Coaxial Ophthalmoscope

The patented Welch Allyn Coaxial Vision System facilitates ophthalmoscopy by enabling easier entry into the eye, a larger field of view, and reduced glare compared to standard ophthalmoscopes.

  • Halogen HPX™ lamp provides 30% whiter, brighter light for true tissue color and long-lasting performance
  • Coaxial optics produce a shadow-free spot, easier entry into undilated pupils, and a larger fi eld of view versus standard ophthalmoscopes
  • Detect corneal abrasions with cobalt blue fi lter
  • Polarizing fi lter virtually eliminates corneal refl ection
  • Sealed optics keep out dust and dirt
  • 18 unique aperture/fi lter combinations for greater versatility
  •  Red-free fi lter may be used with any aperture
  • 28 focusing lenses with a range of -25 to +40 diopters
  • 11720 Coaxial Ophthalmoscope