40mm Solar Filter For Telescope, Density 5.0, PET + Aluminum Coating, Solar Filter Compatible With 465 Sun View For Solar Eclipses And Sunspots.

Welcome to our store! 1. This 40mm solar filter (also known as a 465 telescope-compatible filter) is designed for astronomical telescopes and provides solar observation thanks to its 5.0 density filter. It effectively blocks harmful sunlight and UV rays, protecting your eyes and the telescope's optics during solar observation. 2. Standard 5.0 Density Filtration: Reduces light intensity by 99.999% for observation of solar eclipses, sunspots, and solar activity. 3. Durable Construction: Made of high-quality PET film with an aluminum coating, it is scratch and tear resistant and designed for long-term use. 4. Perfect Fit: The 40mm size is also compatible with 465 telescope models, ensuring a secure fit. 5. Convenient Packaging: Comes in a plastic case for easy storage and transport, ideal for outdoor astronomy excursions. 6. Important Safety Instructions Always install the solar filter on the front lens of the telescope objective before use. Inspect the filter for light leakage before each use. If you find any leakage, do not use the filter. Never look directly at the sun with the naked eye or through a telescope without a filter. Handle the filter film with care to avoid scratches or damage that could affect its performance. Specifications Material: Aluminum-coated PET film Size: 40 mm (compatible with 465 telescopes) Filter Density: 5.0 Packaging: Plastic case Our customers are our top priority. If you encounter any problems with the product after receiving it, such as damage or incorrect quantity, please contact the seller immediately. We will do our best to provide you with satisfactory after-service.