Welch Allyn 3.5 V 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 light for true tissue color and long-lasting performance Coaxial optics produce a shadow-free spot, easier entry into undilated pupils, and a larger field of view versus standard ophthalmoscopes Detect corneal abrasions with cobalt blue filter Polarizing filter virtually eliminates corneal reflection Sealed optics keep out dust and dirt 18 unique aperture/filter combinations for greater versatility Red-free filter may be used with any aperture 28 focusing lenses with a range of -25 to +40 diopters