SVBONY 102mm f/7 ED Refractor OTA with 2″ Focuser, Rings


SVBONY SV503 102ED Telescope, F7 Extra Low Dispersion Achromatic 714 mm Refractor OTA, Micro-Reduction Rap Focuser, for Astrophotography 

Only 1 left in stock (can be backordered)

The SvBony SV503 represents great value!  ED Glass makes it a particular hit for those who would like to try Astrophotography or prefer views with less Chromatic Aberration than an Achromat.

Note that there are several “SV503” models.  This is the larger, 102mm version.

  • Extra-low Dispersion glass; SV503 Telescope OTA is designed with FPL 51 ED glass
  • 1:10 Dual speed 2-inch focuser allowing 2″ eyepieces and accessories to be attached
  • Great finish and build – SV503 OTA is baked with high-end fine-grained paint
  • Multi-coated optics (ultra-wideband multilayer coating)
  • 102mm aperture; fully multi-coated ED optics deliver outstanding views; day or night
  • Includes rings and dovetail / vixen bar

Your buying this from Astro Dog, with local Australian stock, shipped from Brisbane – An authorised Australian SVBony Dealer.

1.25” and 2” Accessories Compatible

SV503 refractor is compatible with all 1.25in and 2in accessories like eyepieces diagonal barlow lens for its 2in to 1.25in adapter

SV503 102F7 Telescopes OTA

3/8” Dovetail Tripod Mount

3/8 inches dovetail tripod mount with 1/4-20 tripod hole. You can connect SV503 telescope with tripod and eq mount easily.

SV503 102F7 Telescopes OTA

SMC Coating

SMC super fully multi coated lens ensures high light transmission and bright clear images.

SV503 102F7 Telescopes OTA
90mm Dual R&P Focus

It comes with dual focus rack and pinion focuser with focus knob cover, which gives you precious and quick focus. 90mm back focus is long enough for your astrophotography.

SV503 102F7 Telescopes OTA

Unique design for astrophotography

The focus wheel can rotate 360 degree,turn the focus wheel to your left hand or right hand according to your requirements.

SV503 102F7 Telescopes OTA

SV503 102F7 Telescopes OTA



Type of build:Doublet air spaced achromatic
Glass Grades:S-FPL51
Aperture:102mm / 4.01-Inch
Focal length:714mm
Aperture ratio:f/7
Resolving capacity:1.17″


Limit value:12.1
Light gathering capacity:212x
Max. Useful magnification:204x
Tube weight:3.95kgs (8.6lbs)
Tube outer diameter:121mm
Tube material:Aluminium


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Questions?  Call us on 1300 ASTRODOG or just use the form!

e.g. "Peter"
Weight5 kg
Dimensions89 × 25 × 20 cm

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