This next-generation wide-view, 3.5 V ophthalmoscope has been redesigned with a familiar form and feel. This direct ophthalmoscope boasts a 20X larger viewing area when compared to the view through a standard 3.5 V ophthalmoscope. Welch Allyn Quick Eye alignment technology helps direct patient gaze for better optic disc alignment. Paired with long-lasting LED lamps, and DuraShock technology, upgrade from your standard or pocket ophthalmoscope to enhance your eye exams. The PanOptic Plus ophthalmoscope is compatible with Welch allyn 3.5 V power sources or pair with the Lithium Ion Plus power handle for increased efficiency. Choose from the Basic LED head or the LED Plus with Quick Eye Alignment Technology. Handle not included.