The Aven Tools 26700-140-L20X 2.0x Auxiliary Lens for MicroVue Microscope is designed to enhance the versatility of the MicroVue Digital Microscope (model 26700-140), providing double the magnification of the standard MicroVue lens. When in use, the magnification range is 34.4x to 221x on the MicroVue 11.6" monitor. The lens easily screws to the bottom of the MicroVue Digital Microscope for crystal-clear high resolution inspection.