- Large focus knobs on both sides of the focus holder provide easy adjustments for precise imaging, enhancing usability during extended sessions. - Standard-sized focus holder is designed to accommodate lenses with a diameter of 50 mm, ensuring compatibility with a wide range of optical equipment. - Constructed from high-quality materials, our microscope accessory is built for durability and stability, making it ideal for long-term use in laboratories, classrooms, and research facilities. - Applications include fine-tuning focus for cellular analysis, adjusting for detailed examinations in educational settings, and achieving clarity in professional research. - The sturdy construction and user-friendly design promote effortless adjustments, allowing users to maintain focus on their work rather than fiddling with equipment. Experience enhanced precision and reliability with our focus holder, tailored to meet the demands of serious microscopy work.