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Objective Lens， 72mm Diameter 300-900mm Focal Length Double Separation Objective Lens for DIY Refracting Astronomical Telescope,for Doublet Convex Lens(Focal Length 360)
4.5 (68 items)
Limited Time SaleUntil the end
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$55.00 cheaper than the new price!!
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New $91.67
Product details
| Management number | 219364909 | Release Date | 2026/05/03 | List Price | $36.67 | Model Number | 219364909 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
=========High-concerned chemical : None
- Made optical glass with precision polishing, ensuring stable performance and long service life.
- 72mm diameter double separation objective lens with 300‑900mm optional focal lengths, for DIY refracting astronomical telescopes.
- Double separation optical structure effectively corrects chromatic aberration and delivers sharp, high‑contrast celestial images.
- Made polished optical glass for high light transmittance, low distortion and stable performance.
- Standard size and simple structure allow easy installation in telescope assembly and modification.
- Multiple focal length options meet different observation needs.
| Item Weight | 1.76 ounces |
|---|---|
| Manufacturer | Generic |
| Item model number | OBFBVVNCO-335E2483 |
| Product Dimensions | 3.94 x 3.94 x 3.94 inches |
| Manufacturer recommended age | 1 - 1 months |
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