Features: Experience precise magnification with our biological microscope eyepiece, delivering clear and detailed observations for both professional and amateur users. Crafted from high quality optical glass, this eyepiece is scratch resistant, featuring a standard interfaces for various microscope models. Ideal for biologists, educators, and microscopy enthusiasts look to enhances their observation experience. Perfect for laboratory research, educational demonstrations, and biological sample analysis in both professional and learning environment. Upgrades your microscope setups with this essential accessory, ensuring superior compatibility with optical instrument. Specifications: Material: ABS Interfaces: 23.2mm Pattern: 7 pattern optional Package Includes: 1pc Ocular Lens or Barlow Lens note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.