New
Arrivals/Restock
Objective Lens， 30mm Optical Glass Focal Length 50 77 100 200mm FGMC Doublet Double Convex Lens DIY Astronomic Telescope Objective 1PC,for Doublet Convex Lens(50mm)
4.8 (76 items)
Limited Time SaleUntil the end
20
29
39
$35.89 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
See all stores
Please note that the sales price and tax displayed may differ between online and in-store. Also, the product may be out of stock in-store.
New $59.82
Product details
| Management number | 219364935 | Release Date | 2026/05/03 | List Price | $23.93 | Model Number | 219364935 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
=========High-concerned chemical : None
- Made optical glass with precision polishing, ensuring stable performance and long service life.
- 30mm diameter optical glass doublet lens, available in 50/77/100/200mm focal lengths, designed as objective lens for DIY astronomical telescopes.
- FGMC double convex structure ensures excellent light convergence and clear imaging.
- Made optical glass with fine polishing, high light transmittance and low dispersion.
- Multiple focal length options meet different optical design and assembly needs.
- Compact size and reliable performance, perfect for small telescope DIY, optical experiments and student projects.
| Item Weight | 1.76 ounces |
|---|---|
| Manufacturer | Generic |
| Item model number | OBFBVDCBC-7E602AB9 |
| Product Dimensions | 3.94 x 3.94 x 3.94 inches |
| Manufacturer recommended age | 1 - 1 months |
Hard Science Fiction
Telescope Accessories
Correction of product information
If you notice any omissions or errors in the product information on this page, please use the correction request form below.
Correction Request Form