ED Doublet Refractor Telescope for Astrophotography SV503 102 | Svbony
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Key Features
102 mm S-FPL51 ED lens minimizes chromatic aberration for crisp, accurate celestial views.
Large aperture and f/7 focal ratio deliver bright, detailed images of stars, planets, and DSOs.
Rack & pinion focuser with 1:10 fine control enables precise focus for visual and astrophotography.
Robust CNC-machined tube with dovetail mounting ensures stability and easy setup.
Includes 2" to 1.25" adapter and dovetail plate for use with cameras and eyepieces.
- ED Glass structure: The doublet air-spaced achromatic design with S-FPL51 ED glass reduces chromatic aberration, delivering crisp, accurate color images;
- Large aperture for bright images: The 102mm objective lens with an f/7 focal ratio brings more lights into the scope body and you will get more bright and clear image;
- FMC-coating for crisp image: Ultra-wideband multi-layer coatings and a retractable lens hood provide bright, wide-field images with sharp resolution, perfect for various types of observation;
- Dual-speed rack focuser: The 90mm back focus and dual-speed rack and pinion focuser with focus knob cover make it easy to achieve fine, accurate focus for both visual and photography.
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SV503 Astronomical Telescope 102mm F7 ED Refractor OTA
ED Extra Low Dispersion Glass
Dual-speed Rack & Pinion Focuser
1.17 Arc-second Resolution
Compatible With 1.25"/2" Adapters
OTA Rings With Dovetail
Customer Reviews
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| Product Name | SVBONY SV503 102F7 ED Astronomy Telescope |
| Type | Refractor |
| ED Glass | S-FPL51 |
| Coating | SMC |
| Aperture | 102mm / 4.01-Inch |
| Focal length | 714mm |
| Focal Ratio | f/7 |
| Type of Focuser | RAP (Rack and Pinion) |
| Gear Reduction | 1:10 Fine movement |
| Resolving capacity | 1.17" |
| Limit value | 12.1 |
| Light gathering capacity | 212x |
| Max. Useful magnification | 204x |
| Tube weight（with rings） | 5.7kg |
| Tube outer Diameter | 121mm |
| Tube Material | Aluminum |
| Back Focus Length | 101.9mm |
| OTA Length | 630mm |
| Dovetail & Ring | Yes |
| Dovetail Length | 200mm |
| product Dimensions | 690mm*210mm*250mm |
Features
- 1. The appearance of the telescope is baked with high-end fine-grained paint, with exquisite appearance and delicate feel
- 2. The objective lens features an S-FPL51 extra-low dispersion glass ED element, which eliminates chromatic aberration. This results in the best color correction for an ED doublet lens
- 3. The lens adopts optical processing and low polishing technology, which is carefully carved
- 4. The deceleration ratio of the two-speed 2'' toothed focusing seat is 1:10, which makes it easy to achieve accurate focus
The Real Shot Image by SV503 102mm OTA
The Bundle Set of SV503 102mm by Our Clients
Telescopes
SV503_User_Manual
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