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Objective Lens， Diameter 103mm Focal Length 405mm Telescope Cemented Doublet Lens Optical Achromatic Objective Green Film,for Doublet Convex Lens
4.3 (90 items)
Limited Time SaleUntil the end
22
06
31
$96.85 cheaper than the new price!!
Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99
Free cash-on-delivery fees for purchases over $99
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New $161.42
Product details
| Management number | 219364956 | Release Date | 2026/05/03 | List Price | $64.57 | Model Number | 219364956 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
=========High-concerned chemical : None
- Made optical glass with precision polishing, ensuring stable performance and long service life.
- 103mm diameter cemented doublet objective lens with 405mm focal length, featuring green coating for refractor telescopes.
- Achromatic optical design effectively corrects chromatic aberration, delivering sharp and high-contrast celestial images.
- Green anti-reflection coating improves light transmittance, reduces reflection and stray light for brighter viewing.
- Made optical glass with precision polishing, ensuring low distortion and stable long-term performance.
- Standard size for easy assembly, perfect for DIY telescope making, upgrades and astronomical observation.
| Item Weight | 1.76 ounces |
|---|---|
| Manufacturer | Generic |
| Item model number | OBFBVBEMA |
| Product Dimensions | 3.94 x 3.94 x 3.94 inches |
| Manufacturer recommended age | 1 - 1 months |
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