WELCH ALLYN 3.5V PANOPTIC OPHTHALMOSCOPE HEAD WITH COBALT BLUE FILTER

WELCH ALLYN 3.5V PANOPTIC OPHTHALMOSCOPE HEAD WITH COBALT BLUE FILTER - # 11820 WELCH ALLYN 3.5V PANOPTIC OPHTHALMOSCOPE HEAD WITH COBALT BLUE FILTER - # 11820 HEAD ONLY. BRAND NEW IN BOX. 11820 | PanOptic Ophthalmoscope 5X larger view of the fundus - 25° field of view as opposed to 5° from a regular ophthalmoscope. 26% increase in magnification makes retinal details clearer and easier to see. Halogen light for true tissue colour and consistent, long-lasting performance. Axial PointSource optics produce a shadow-free spotlight, easier entry into undilated pupils. 6 apertures: MicroMicro - allows quick entry into small, undilated pupils. MediumSmall - provides excellent view of fundus through an undilated pupil. LargeLarge - general examination of the eye through dilated pupil. SlitSlit - used to determine levels of lesions and tumors. Cobalt BlueCobalt blue - used with flourescein dye to view small lesions, abrasions and foreign objects on the cornea. Red FreeRed-Free filter - filters out red light for easy identification of veins, arteries and nerve fibers. Dynamic focus - smoothly and precisely adjust the focus from -25 to +20 diopters, adjustable via easy-to-reach focussing wheel. Patient eyecup comfortably establishes and maintains proper viewing distance and screens out ambient light. Greater working distance and ergonomic design for maximum comfort and ease of use. Variable illumination strength via the handle rheostat dial. Complete with patient eyecup and corneal viewing lens.