Feature:1. Enhance Magnification: This 0.5X auxiliary objective lens can improve the microscope magnification for clearer and magnified images.2. Wide Compatibility: With a mounting thread size of 48mm, that is, 1.9in, this lens is compatible with a wide range of microscope models.3. Improved Image Clarity: The lens features high transmittance and anti blue light properties that enhance image clarity and reduce eye strain.4. Easy Installation: Simply screw this lens onto your microscope lens to instantly enhance its magnification capabilities.5. Versatile Usage: This auxiliary objective lens is suitable for various applications, including biological research, education, and industrial inspection.Specification:Item Type: Microscope Objective LensMagnification: 0.5XInstallation Thread Size: Approx. 48mm or 1.89in.Package List:1 xMicroscope Objective Lens