Universally 23.2Mm interfaces: Features a standard 23.2Mm mounting interfaces, ensuring seamless compatibility with most biological microscopes for easy installation and broad adaptability Metal Construction: Built with premium aluminum alloy, this microscope eyepiece is sturdy and resistant to deformation, guaranteeing long term reliability in daily laboratory use Versatile Microscope Enhancement: Designed specifically for biological microscopes, it pairs with various objectives to extend magnification ranges, improving research and educational applications Clear & Precisions: Equipped with glass lenses, it delivers sharpness, distortion resistant imaging with excellent light transmission for accurate observation High Magnification & Wide Field View: This 25X widefield eyepiece provides clear magnification for biological microscopes, offering an expanded observation field to meet basic microscopy needs with enhanced detail visibility, Manufacturer: Tsophreniq