LW Scientific Z4 Zoom Binocular 7x-45x Dual LED Light Stand Microscope. The zoom optics magnify from 7x to 45x with the included 10x eyepieces producing amazing 3-D depth of focus and clarity for critical applications such as embryo transfer dissection dental lab QC industrial inspection and electronics rework. Optional eyepieces and lenses provide magnification options from 3.5x to 180x.The long-life upper and lower LED lights provide variable cool daylight illumination for viewing true-color specimens and high-contrast structures. The Z4 Zoom is the perfect choice for demanding professionals performing critical inspections. Specifications for LW Scientific Z4 Zoom Binocular 7x-45x on Dual LED Light Stand Microscope: Manufacturer: LW Scientific Microscope Type: Zoom Included Accessories: Dust Cover Power cord Magnification: 7 - 45 x Color: White/Black Head: Binocular Illumination Type: LED Nosepiece: Built in Power: 110 - 220 volts Package Contents: LW Scientific Z4 Zoom Binocular 7x-45x on Dual LED Light Stand Microscope LW Scientific Z4M-BZM7-7LL3: Z4 Zoom Binocular 7x-45x Dual LED Light Stand Microscope