Objective Lens, 73mm Optical Glass Objective Lenses for Astronomical Telescope Focal 330mm,for Doublet Convex Lens

★★★★★ 4.7 62 reviews

$64.96
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$64.96
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Free shipping Free 30-day returns

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Product details

Management number 219364946 Release Date 2026/05/03 List Price $25.98 Model Number 219364946
Category

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

  • Made optical glass with precision polishing, ensuring stable performance and long service life.
  • 73mm aperture objective lens with 330mm focal length, specially designed for astronomical refracting telescopes and DIY optical projects.
  • Crafted from optical glass with fine polishing, providing high light transmittance and clear, stable imaging.
  • Optimized optical structure ensures low distortion and high contrast, observation.
  • Standard dimension for easy installation, perfect for homemade telescope assembly and lens replacement.
  • Reliable performance and durable construction, widely used for amateur astronomy and student optical experiments.
Item Weight 1.76 ounces
Manufacturer Generic
Item model number OBFBVVBBB
Product Dimensions 3.94 x 3.94 x 3.94 inches
Manufacturer recommended age 1 - 1 months

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4.7 out of 5
★★★★★
62 ratings | 25 reviews
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