€ 97.87
D40 Achromatic Objective Lens 40mm Diameter, 205mm Focal Length, Adhesive Blue Film 1pcs(42F143 Green Film)
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Description
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D40 achromatic objective lens devised for self-made refractive astronomical telescopes. Features a 40mm actual diameter and 205mm focal length, ensuring clear and precise astronomical observations. Coated with an adhesive blue film for enhanced light transmission and reduced glare. Easy to assemble; ensure the thin side of the lens faces the scene and the thick side faces the mirror tube. Ideal for astronomy enthusiasts looking to enhance their telescope performance with reliable optical components.
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Description
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D40 achromatic objective lens devised for self-made refractive astronomical telescopes. Features a 40mm actual diameter and 205mm focal length, ensuring clear and precise astronomical observations. Coated with an adhesive blue film for enhanced light transmission and reduced glare. Easy to assemble; ensure the thin side of the lens faces the scene and the thick side faces the mirror tube. Ideal for astronomy enthusiasts looking to enhance their telescope performance with reliable optical components.
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