SVBONY
SVBONY SV503 102F7 ED OTA Telescope
SVBONY SV503 102F7 ED OTA Telescope
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🚚 Estimated delivery time: 30 days
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Buying this 102 mm aperture refractor are only advantages:
1.Sturdy casing prevents damage;
2. Double speed sliding focuser, elegant and soft ;
3.Ed glass (FPL51) can produce very beautiful and clear images;
4. Fully multi-coated lens eliminates all reflections on glass and has little to no chromatic aberration at high magnification.
Specifications
| Product name | SVBONY SV503 102F7 ED Astronomical Telescope |
| Guy | Refractor |
| ED Glass | S-FPL51 |
| Coating | SMC |
| Opening | 102mm/4.01in |
| Focal length | 714mm |
| Focal ratio | f/7 |
| Focuser type | RAP (rack and pinion) |
| gear reduction | 1:10 Fine movement |
| Resolving capacity | 1.17" |
| Limit value | 12.1 |
| Light gathering capacity | 212x |
| Max. Useful extension | 204x |
| Tube weight (with rings) | 5.5 kilos |
| Tube Outer Diameter | 121mm |
| Tube material | Aluminum |
| Back Focus Length | 101.9mm |
| OTA Length | 630mm |
| Dovetail and ring | Yeah |
| Dovetail length | 200mm |
Characteristics :
1. The appearance of the telescope is baked with high-end fine-grain paint, with exquisite appearance and delicate feel.
2. The objective lens features S-FPL51 extra-low dispersion glass ED element, which eliminates chromatic aberration. This results in the best color correction for a dual ED lens.
3. The lens adopts optical processing and low polishing technology, which is carefully carved.
4. The deceleration ratio of the two-speed 2'' serrated focusing seat is 1:10, making it easy to achieve precise focusing.
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