Braun ThermoScan Lens Filters LF40 are disposable protective caps designed specifically for Braun ear thermometers. Each pack contains 40 certified lens filters that ensure accurate temperature readings while maintaining hygiene standards. Key features: • Pack of 40 disposable lens filters • Compatible with Braun ThermoScan ear thermometers • BPA-free materials • Certified by Braun for accurate readings • Easy to attach and remove • Ensures hygienic use between measurements These lens filters are compatible with multiple Braun ThermoScan models including IRT 6520, 6020, 4520, 3520, and 3020. The filters help prevent cross-contamination between uses and are essential for maintaining the accuracy of temperature measurements. Each filter should be replaced after each use to ensure proper hygiene and precise readings. The package includes clear instructions for proper installation and disposal.