Welcome to our store! 1. Clear Imaging: Wide-angle eyepiece with high transmittance, high refractive index, large viewing angle, and wide field of view for clearer and brighter images. 2. Aluminum Alloy Material: The body of the mirror is made of aluminum alloy, featuring fine workmanship, wear resistance, and light weight for durability. 3. Long Service Life: This eyepiece offers a wide field of view, making viewing more comfortable. The lens will not corrode or wear out, ensuring a long service life. 4. Easy Installation: The eyepiece has a standard interface with a diameter of 30mm, suitable for various types of microscopes. 5. Ideal Replacement: This eyepiece provides excellent imaging results and is ideal as a replacement eyepiece for your microscope to enhance its performance. Item Type: Wide Field Adjustable Eyepiece Material: Aluminum Alloy Product Model: SWHN10X H 23 Features: 30mm standard opening, suitable for many microscope models Magnification: 10X Diopter: -8-+2 Field of View: Approx. 23 mm / 0.91 inches Diameter: Approx. 23.5 mm / 0.93 inches Height: Approx. 53 mm / 2.09 inches Mounting Opening: Approx. 30 mm / 1.18 inches 1 x Wide Field Adjustable Eyepiece Customers are our top priority. If you encounter any issues with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best after-sales service.