- Sun Film for Telescopes: Specifically designed for telescopes with diameters of 80 to 250 mm, this sun film features a robust metal pressure ring that ensures a secure fit without the need for glue or adhesives. - Durable Construction: Constructed with a metal outer ring and a pressure ring, this sun film is built to resist deformation and provide a long-lasting solution for regular use, ensuring reliable protection during solar observations. - Safe Observation: The film is made from a double-sided silver solar material with a density of 5.0, effectively blocking harmful solar radiation while allowing safe and clear observation of the sun. - Versatile Compatibility: This sun film is suitable for various devices, including cameras, monoculars, binoculars, astronomical telescopes, and bird-watching telescopes, making it an essential tool for anyone interested in solar observation. - Important Safety Precautions: Always install the solar film before observing the sun to protect your eyes from permanent damage. Check for any light leakage before use, and discontinue use if any issues are detected. - Practical Use Scenarios: 1. Perfect for amateur astronomers looking to safely observe solar events, such as solar eclipses. 2. Ideal for educational purposes in classrooms, allowing students to safely view the sun and learn about solar phenomena. 3. Great for bird watchers who want to capture images of birds in bright sunlight without glare.