This biological microscope lens accessory is designed to replace worn or lenses, restoring the clarity and accuracy of your microscope. The design corrects color aberrations, providing sharp and true-to-life images. Its high-definition capabilities make it suitable for a wide range of scientific and instructive applications. Features -Color:Assorted Color -Material:Copper -Size: 2.30X2.30X2.30cm/0.90X0.90X0.90in -Magnification times: 4X -Hole diameter: 0.1 mm. -Working distance: 18 mm. -Cover glass thickness: 0.17 mm. -Thread: 20. imaging: the objective lens ensures -corrected microscopic images, enhancing observation accuracy -4x magnification for study: with 4x magnification, this lens allows for detailed examination of microscopic structures, providing a closer look at your samples -Excellent construction: made from materials, this lens offers reliable performance and resistance to wear and tear over extended use -Userfriendly installation: designed for compatibility with various biological microscopes, this lens is simple to install and replace -Great microscopic experience: delivering high-definition imaging, this lens enhances your ability to conduct biological studies and research Package list: 1 x microscope lens