Features: 0.5X magnification, which makes it easier to observe small objects more clearly. C‑mount adapter lens, mainly used to connect CCD camera or digital eyepiece to the microscope. This product is made-of glass material, durable in use and long service life. Well‑made, easy to install and use, can provide clear images- for easy observation. Perfect microscope accessories, excellent quality, make sure better observation effect. Specifications: Material:Metal Mounting Size: 23.2mm (to connect binocular mount) C-mount Thread: 25.4mm (to connect electronic eyepiece or CCD camera) Suit Microscope: biological microscope and stereo-microscope Suitable Sensor: 1/2'' 1/2.5'' Package Includes: 1x Microscope Adapter note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.