Features 1、A cellphone camera adapter, suitable for most binocular / monocular microscope, telescope. 2、Applicable to smartphone whose width is between 54.6‑97.9mm and eyepiece whose outer diameter is between 26‑46.4mm. 3、The light hole easily aligns with your cell phone camera, shields stray light and increase image contrast. 4、Large diameter locking knob is easy and comfortable to lock the eyepiece. 5、Built‑in soft sponge material, no damage to your cellphone while fixing it stably on the adapter. Specification Description: This universal cell phone adapter mount allows connecting telescope or microscope to your smartphones. It helps to get your smartphone into a professional video camera and image capturer of moon, jupiter and mars. It is compact and lightweight, take it with you conveniently to anywhere. Take amazing pictures or videos and enjoy the tiny amazing world with it! Features: 1. A cellphone camera adapter, suitable for most binocular / monocular microscope, telescope. 2. Applicable to smartphone whose width is between 54.6-97.9mm and eyepiece whose outer diameter is between 26.4-46.4mm. 3. The light hole easily aligns with your cell phone camera, shields stray light and increase image contrast. 4. Large diameter locking knob is easy and comfortable to lock the eyepiece. 5. Built-in soft sponge material, no damage to your cellphone while fixing it stably on the adapter. Specifications: Color: Black Material: Plastic + Metal Appropriate Eyepiece Diameter: 26.4 - 46.4 mm Appropriate Cellphone Width: 54.6 - 97.9 mm Net Weight: About 66g Gross Weight: About 80g Package Included: 1 x Phone Mount Adapter (Other items in the pictures are not included.)