This Welch Allyn 3.5v Ophthalmic Diagnostic Set includes Diagnostic Ophthalmoscope, Spot Retinoscope, Convertible Handle, and Hard Case (Model 18410).Additional Features:A rubber brow rest prevents scratching of eyeglasses.The Ophthalmoscope uses halogen light for true tissue color and consistent, long-lasting illumination.It has 6 apertures for general and specialist use, and 28 lenses with -25 to +40 diopters for better resolution.Its illuminated lens dial clearly identifies settings.The universal handle's smooth, non-abrasiveknurled finish ensures a no-slip grip.The chrome-plated brass handle provides durable, long-life construction.Key ComponentsSpot Retinoscope without Lamp3.5v Spot Lamp3.5v Standard Ophthalmoscope (Head Only)3.5v Halogen Lamp3.5v Convertible Rechargeable HandleReplacement NiCad Rechargeable Battery (Orange) for 71000-AFixation Card SetHard CaseWarrantyWelch Allyn will repair or replace, free of charge, any parts of its own manufacture proven to be defective through causes other than misuse, neglect, damage in shipment, or normal wear.Spare lamps are not provided with halogen sets. Sets include space for optional 3.5v Halogen Finnoff Ocular Transilluminator (#41100).