Headband Magnifier Eyeglass Bracket with 2 LED Lights and 5 Interchangeable Lenses 1-0X 1-5X 2-0X 2-5X 3-5X Upgraded Version Hands-Free Head Worn Ligh

Two hands can be used! Eyeglasses bracket/headband interchangeable magnifier with 2LED (upgraded version) Lens external specification:95mm x 34mm 5 kinds of magnifications: 1.0X. I.5X. 2.0X. 2.5X. 3.5X Multi-Adjustment: ?Movable lens slot is used to adjust the focal length between lens and object,and the distance between lens and eyes. ?Lens part and bracket part adopt internal/external meshing structure to avoid falling-off in time of viewing and reading. Both parts can be repeatedly turned over when they are not used temporarily, with solidness and durability. ?Lens angle and LED light surface irradiating angle can be adjusted to ensure accurate irradiation of light source on the surface of viewed object, making it more convenient in use. Dual Headband Wearing Modes: Alternate between wearing it as glasses or headband. The included head strap can be attached with ease to ensure a more secure fit. Methods and purpose of lens slot 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 on the. 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 333m, the focusing component should move in positives direction. And if the distance between lens and object is more than 333mm. the focusing component should move in negative direction. Application Range: It is applicable to reading books/newspapers, drawing pictures, making handicrafts,repairing electronics and appreciating flowers/potted landscapes etc. High Capacity: Previous version eyeglasses magnifier adopts button batteries,which has low capacity, short durability and needs frequent replacement. However, this upgraded version adopts three AAA batteries(NOT