D80 F900 80 mm Aperture Refractor Telescopic Lens for DIY Optical Experiments, 1 Piece (D80F900: Multi-Film Green Film)

Refractor Lens: The D80 F900 features an impressive 80mm aperture and a focal length of 900mm, allowing clear and precise astronomical observations for both beginners and experienced astronomers. Enhanced Light Transmission This telescope lens is equipped with advanced double separation coatings that maximize light transmission while minimizing glare to ensure an optimal viewing experience in different lighting conditions. REDUCED CHROMATIC ABERRATION The innovative device uses two lenses and a spacer to effectively eliminate chromatic aberration and ensure sharp and clear images of objects. Ideal for DIY projects: This lens is perfect for hobbyists, educators and astronomy enthusiasts and allows you to build your own telescopes or perform optical experiments with components for hands-on learning. Extensive Package The package includes 1 refractor lens; Please note that visible scratches on the pictures are due to the shooting angle and lighting, and not lens error to ensure you receive a product.