Objective Lens， Optical Glass Achromatic Doublet Objective Lens 73mm Focal Length 280mm 316mm DIY Astronomical Telescope Accessories,for Doublet Convex Lens(280mm)
$64.14
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$64.14
Price when purchased online
Free shipping
Free 30-day returns
Sold and shipped by democodigos.pollafutbol.co
Free 30-day returns Details
Product details
| Management number | 219365077 | Release Date | 2026/05/03 | List Price | $25.66 | Model Number | 219365077 | ||
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| Category | |||||||||
=========High-concerned chemical : None
- Made optical glass with precision polishing, ensuring stable performance and long service life.
- This 73mm diameter achromatic doublet objective lens, available in 280mm and 316mm focal lengths, is a professional accessory for DIY astronomical telescopes.
- Achromatic cemented structure effectively corrects chromatic aberration, delivering sharp observation.
- Made optical glass with precision polishing, ensuring high light transmittance, low distortion and stable optical performance.
- Two focal lengths satisfy different observation and assembly needs, perfect for homemade refracting telescopes and modification projects.
- Standard size and reliable design ensure easy installation, ideal for astronomy enthusiasts to build and upgrade telescopes.
| Item Weight | 1.76 ounces |
|---|---|
| Manufacturer | Generic |
| Item model number | OBFBBACNA-28152FB8 |
| Product Dimensions | 3.94 x 3.94 x 3.94 inches |
| Manufacturer recommended age | 1 - 1 months |
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