Check the listing for details. ENT Diagnostic Equipment Ophthalmoscope,Round Head, Mini 2 "AA" Battery Handle. Condition: New. Listed at 19.99 USD. Material : Black Color Plastic Size : Standard Description : A budget-friendly ophthalmoscope with all the important basic functions. Diopter wheel with 23 corrective lenses: plus 1, 2, 3, 4, 5, 6, 8, 10, 15, 20, 25, and minus 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 25 Easy to operate aperture hand wheel with semicircle, small/medium circle fixation star, slit, and red-free filter with contrast enhancing effect Optimized high-performance optics with a spherical condenser lens Parallel beam path Dust proof 3.5 V xenon lamp Requires 2 "AA" batteries (not included) Key Features:Compact and portable design: The mini size and AA battery power supply make this ophthalmoscope ideal for use in various settings, including clinics or during house calls.Round head for comfortable examinations: The rounded design allows for easy maneuvering and patient comfort during eye examinations.Direct ophthalmoscope: Provides a clear view of the internal structures of the eye for accurate diagnosis of potential issues.Benefits:Improved ENT examinations: This ophthalmoscope allows healthcare professionals to perform quick and efficient eye examinations as part of a comprehensive ENT (Ear, Nose, Throat) evaluation.Enhanced portability: The compact size and battery power make it easy to transport this ophthalmoscope for examinations in different locations.Increased patient comfort: The rounded head design minimizes discomfort during eye examinations.