D40 Achromatic Objective Lens for DIY Astronomical Telescope - 40mm Diameter, 205mm Focal Length, Blue Film Coated 1pc(42F132 Green Film)
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Description
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D40 achromatic objective lens devised for self-made refractive astronomical telescopes, ensuring clear and sharp images. Features a 40mm actual diameter and 205mm focal length, making it ideal for various astronomical observations and DIY projects. Coated with an adhesive blue film that enhances light transmission and reduces chromatic aberration for improved viewing experiences. Easy to assemble with clear instructions; ensure the thin side of the lens faces the scene for optimal performance. Perfect for astronomy enthusiasts and hobbyists looking to enhance their telescope setup with optical components.
Description
(1)
D40 achromatic objective lens devised for self-made refractive astronomical telescopes, ensuring clear and sharp images. Features a 40mm actual diameter and 205mm focal length, making it ideal for various astronomical observations and DIY projects. Coated with an adhesive blue film that enhances light transmission and reduces chromatic aberration for improved viewing experiences. Easy to assemble with clear instructions; ensure the thin side of the lens faces the scene for optimal performance. Perfect for astronomy enthusiasts and hobbyists looking to enhance their telescope setup with optical components.
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