Cat WEA-3.5 Welch Allyn 11720V coaxial halogen ophthalmoscope

Cat WEA-3.5 Welch Allyn 11720V coaxial halogen ophthalmoscope

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

• The HPX® halogen bulb produces light to see the true color of the fabric and for long-lasting performance.
• The Coaxial optical system produces a shadow-free spot, better entry into non-dilated pupils and a wider field of view compared to standard ophthalmoscopes. - Detects corneal abrasions with the cobalt blue filter.
• The polarizing filter virtually eliminates corneal reflection.
• 18 exclusive aperture/filter combinations for greater versatility.
• The red-free filter can be used with any aperture.
• 28 focusing lenses with a diopter range of -25 to +40.

Apertures for 3,5 V Coaxial Ophthalmoscope:

• Micro point, allows rapid entry into small, non-dilated pupils.
• Small, it offers an excellent view of the back of the eye through a non-dilated pupil.
• Large, standard for a dilated pupil and a general eye exam.
• Fixation, has a graduated aiming point to measure eccentric fixation or locate injuries.
• Cobalt filter, used with fluorescin to see small lesions, abrasions and foreign objects in the cornea.
• Slot, used to determine the levels of lesions and tumors.
• Red Free Filter, excludes red rays from the examination field for easy identification of veins, arteries and nerve fibers.