Disposable lens filters designed for Braun ThermoScan Ear Thermometers to ensure accuracy and prevent cross-contamination. These Braun-certified filters are easy to install and remove, and are disposable for your baby's safety. Genuine Braun lens filters are designed to comfortably fit Braun ThermoScan Ear Thermometers (IRT3020, IRT4020, IRT4520, IRT6020). Each filter should only be used once, reducing the risk of contamination. Filters protect the lens from scratches and impurities which might affect the readings. Eliminates the risk of transferring germs by cross contamination. Suitable for all Braun ThermoScan ear thermometers: IRT3020, IRT3030, IRT4020, IRT4520, IRT6020, IRT6520, etc. Lens filters must be replaced after every reading to ensure hygienic and accurate results. CE marked & BPA free. Dimensions: H8 x W3 x D2.7cm. Simply pop this Braun filter onto any ThermoScan ear thermometer - it fits perfectly. It is scratch-proof, keeping your lens clean and fresh for accurate readings. It is BPA-free for safer use.