Keeler LED Standard Ophthalmoscope and Otoscope Diagnostic Set 2.8V Standard Otoscope • Closed head design particularly suited to pneumatic testing • 2.5x magnifying lens removable to allow the introduction of small instruments • Disposable specula supplied Standard Ophthalmoscope • The positive maywheel lens control allows you to click through lens powers from +40D to -25D allowing detailed examination of the ocular structures and ease of use for spectacle wearers • Two diagnostic beams - a wide angle beam for general examination and a macular beam for more detailed examination of the central retina • A red free filter for enhanced vessel examination can be used with both diagnostic beams, particularly useful for diabetic assessment and monitoring • The integral soft brow rest allows for easy positioning and protects your lenses if you are a spectacle wearer