Description: Multifunctional Design: This solar film is not only suitable for observing solar eclipses, but also for observing sunspots and other solar phenomena, providing a clear and safe viewing experience.Wide Application: The Telescope Filter can be used to make homemade eclipse glasses, camera filter, telescope filter, etc., suitable for both professional and amateur astronomy enthusiasts.Portable and Easy to Use: The thin film design makes it lightweight and easy to carry around. You can observe the sun anytime without being restricted by the location.Material: The solar film has is made of metal material, which boasts high durability and can be used multiple times, providing long term protection.Clear Imaging: While ensuring safe, it provides high definition imaging of the sun, making observation more vivid and delicate. Specification: Film Observation Diameter 14.5cm/5.71inch,?Film Fixing Range?12.7cm/5.00inch to?15.3cm/6.02inch Package Includes: 1?Telescope Solar Film Note: Please allow slightly errors 1-2cm differences due to manual measurement.