Manufacturers & Suppliers of Astronomical Telescopes in India Serving Amateur Astronomers Since 1976
Manufacturers & Suppliers of Astronomical Telescopes in India Serving Amateur Astronomers Since 1976
SVBONY SV503 Quadruplet
SVBONY SV503 Quadruplet
SVBONY SV503 Quadruplet
SVBONY SV503 Quadruplet
SVBONY SV503 Quadruplet
SVBONY SV503 Quadruplet
SVBONY SV503 Quadruplet
SVBONY SV503 Quadruplet
SVBONY SV503 70mm f/6.78 Refractor Telescope
The SVBONY SV503 70 ED telescope features a 2-element built-in field flattener that eliminates field curvature, providing a flat, wide view free from edge blur or distortion, allowing observers to explore the universe with clarity.
With f/6.78 and a generous 70mm aperture. SVBONY SV503 refractor telescope delivers bright, sharp images of distant galaxies,nebulae and star clusters.
SV503 telescope featuring ED glass, this advanced material not only reduces color dispersion but also enhances light transmission.
Coarse adjustment knob, enables rapid movement of the optical system to achieve a rough focus. Fine adjustment knob is used for minute adjustments to obtain optimal image clarity, enhancing your viewing experience.
CNC machining ensures a perfect fit for components such as threads and bayonets, prevents optical axis deviation, and enhances wear resistance.
Retractable lens hood can blocks stray light, easy to store, and adjustable in length to meet your needs.
| Brand | SVBONY |
| Model | SV503 |
| Aperture | 70mm/2.8" |
| Focal length | 474 mm/18.7" |
| Focal ratio | f/6.78 |
| Objective Type | 2-Element ED lens with FPL51 and lanthanum special glass |
| Corrector | 2-element corrector installed in the tube |
| Focuser | 2.5" RAP focuser with 2" reduction adapter and M54x0.75 female thread |
| Corrected and Flatfield | 32 mm/1.3" with 100% correction |
| Working distance from the 2" receptacle | 127.5 mm/5" |
| Tube length min. | 365mm/14.4" |
| Tube diameter | 82mm/3.2" |
| Dew shield diameter | 93 mm/3.7" |
| Tube weight incl. accessories | 2685g/5.9lb |
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STARTRACKER [ India ]
EXPLORE SCIENTIFIC [ USA ]
G.S.O. [ Taiwan ]
Goto Mounts / Tripods [ U.S.A ]
BRESSER [ Germany ]
William Optics [ Taiwan ]
DWARF LAB [ China ]
MEADE [ U.S.A ]
CELESTRON [ U.S.A ]
S V Bony [ China ]
ZWO [ China ]
PieMatrix [ India ]
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