D70mm Achromatic Objective Lens for DIY Astronomical Telescope - 400mm Focal Length with Adhesive Blue Film(73F330 Red Film)
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Description
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D70mm achromatic objective lens devised for DIY astronomical telescopes, providing clear and sharp images. Features a 400mm focal length and coated with adhesive blue film, enhancing light transmission and reducing chromatic aberration. Easy to assemble: Ensure the thinner side of the lens faces the object and the thicker side faces the lens tube for optimal performance. Compatible with various telescope models, making it a versatile choice for astronomy enthusiasts and hobbyists. Each package contains 1 piece of the lens, perfect for upgrading or building your own telescope setup.
Description
(1)
D70mm achromatic objective lens devised for DIY astronomical telescopes, providing clear and sharp images. Features a 400mm focal length and coated with adhesive blue film, enhancing light transmission and reducing chromatic aberration. Easy to assemble: Ensure the thinner side of the lens faces the object and the thicker side faces the lens tube for optimal performance. Compatible with various telescope models, making it a versatile choice for astronomy enthusiasts and hobbyists. Each package contains 1 piece of the lens, perfect for upgrading or building your own telescope setup.
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