Objective Lens, Objective Lens D80 F900 Double Separation Blue Coating Astronomical Telescope DIY Accessories Achromatic,for Doublet Convex Lens

★★★★★ 4.1 83 reviews

$53.67
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$53.67
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Free shipping Free 30-day returns

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Product details

Management number 219364913 Release Date 2026/05/03 List Price $21.47 Model Number 219364913
Category

=========High-concerned chemical : None

  • Made optical glass with precision polishing, ensuring stable performance and long service life.
  • D80 F900 double-separated achromatic objective lens with blue coating, designed for DIY astronomical telescope assembly and upgrades.
  • Double separation structure effectively corrects chromatic and spherical aberration, delivering clear, high-contrast celestial images.
  • Blue anti-reflection coating enhances light transmittance, reduces glare and stray light for brighter observation.
  • Made optical glass with precision polishing, ensuring stable performance and long service life.
  • Standard 80mm aperture & 900mm focal length, easy to install, perfect for DIY refracting telescopes and optical experiments.
Item Weight 1.76 ounces
Manufacturer Generic
Item model number OBFBVDOBV
Product Dimensions 3.94 x 3.94 x 3.94 inches
Manufacturer recommended age 1 - 1 months

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4.1 out of 5
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83 ratings | 34 reviews
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