AORAEM Magnifying Glass Headband Magnifier w/ LED Light Professional for Eyelash Extensions, Jewelry Loupe Work, Reading Maps, Watch Repair - 5 Interchangeable Lenses (1x, 1.5X, 2.0X, 2.5X, 3.5X)

Description

AORAEM Magnifying Glass Headband Magnifier w/ LED Light Professional for Eyelash Extensions, Jewelry Loupe Work, Reading Maps, Watch Repair - 5 Interchangeable Lenses (1x, 1.5x, 2.0x, 2.5x, 3.5x) Features: 1.Movable lens slot is used to adjust the focal length between lens and object,and the distance between lens and eyes. 2.Nose bridge holder adopts stainless steel/soft glue gluing secondary injection molding.This holder can be adjusted freely according to the nose bridge shapes of different users. 3.This upgraded version adopts three AAA batteries,therefore,bettery capacity is greatly increased to realize battery life 20 hours longer than previous version. 4.If this magnifier needs to be worn for long time,it is advised to change bracket into headband state,which can make work comfortable. Methods and purpose of lens solt focal length adjustment: The min.distance between lens and eyes on the slot is 45mm while the max.Distance is 65mm.When lens becomes closer to eyes,you may view larger visual range,and vice versa.For example,the focal length of lens is 333mm when using 1.5x lens.If the distance between lens and viewed object is less than 333mm,the focusing component should move in positive direction.And if the distance between lens and object is more than 333mm,the focusing component should move in negative direction. Cautions: Please do not put it under the sun to prevent fire. For safety reasons,please be sure not to view the sun with magnifier. For ant dirt on the eyeglasses,please wipe the eyeglasses gently with soft cloth like eyeglasses cloth. Please do not wipe the magnifier with the liquid such as banana oil,alcohol,petrol etc.