Foldable Universal Solar Lens Filter • View and photograph safely! Transmission: 1/1000 OF 1% • Uses ISO: 12312-2 approved SOLARLITE Film (100% safe for direct solar viewing) • Use over any camera lens • Includes Bilingual (English and Spanish) instructions • New improved flat black interior color cuts internal reflections. • Safe on spotting scopes • Works on telescopes • Affordably priced • Spring-folded shape holds on