SVBONY SV503 70mm Refractor f/6.78 ED Telescope Visual Set for Moon Observation
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This is a set for visual astronomical observation, which is very suitable for astronomy beginners. It can be used to observe the moon and planets. At the same time, if you lack a telescope mount and tripod, you may consider our SV225.
 
What does this set include?  
 
The internal flat-field of SVBONY SV503 refractor telescope adopts advanced lens structures and optical technologies; meticulously calibrated and rigorously tested for stability in all environments.Built-in field flattener of SVBONY SV503 telescope OTA eliminates field curvature; offering a flat; wide view; Observers can explore the universe freely; unhindered by edge blur or distortion.
 
 
SV135 7-21mm 1.25” Zoom Eyepiece 
SV135 7-21mm zoom eyepiece equivalent to multiple eyepieces ;obtain higher magnification with short focal length;It could bring you a better observation experience in a comfortable situation with high-contrast imaging.
 
SV188P 1.25inch 90 Degree Dielectric Mirror Diagonal 99% Reflectivity
SV188P features sophisticated, Multi-layered dielectric coatings that provide an astounding 99% reflectivity for maximum view brightness and sharpness. Dielectric mirror coatings are more durable and more reflective than enhanced aluminum coatings. Brass lock Screw for eyepiece or adapter and brass Compression rings features more precision and prevent barrels or the surface of eyepieces from marring and scratching. 1.25" nosepiece barrel is threaded to accept 1.25-Inch eyepiece and filters.
 
SV182 6x30 Finder scope Right-Angle Correct 
SV182 6x30 metal star finder; viewfinder with 6x magnification and 30mm diameter lens collects enough light to make telescope aiming easy and fun;SV182 viewfinder has fully multi-coated achromatic viewfinder optics to effectively eliminate aberrations and chromatic aberrations; clear image through the viewfinder for easy aiming anywhere in the sky
 
Next, let’s learn more about the SV503 70mm telescope.
  • Built-in Flat-Field Correction: the internal flat-field of SVBONY SV503 refractor telescope adopts advanced lens structures and optical technologies; meticulously calibrated and rigorously tested for stability in all environments.Built-in field flattener of SVBONY SV503 telescope OTA eliminates field curvature; offering a flat; wide view; Observers can explore the universe freely; unhindered by edge blur or distortion.
  • Extra-Low Dispersion (ED) Glass: SVBONY SV503 telescope tube equipped with ED glass offers unparalleled clarity by significantly reducing chromatic aberration.This advanced material not only reduces color dispersion but also enhances light transmission.
  • f/6.78 and a generous 70mm aperture: SVBONY SV503 refractor telescope delivers bright; sharp images of distant galaxies; nebulae; and star clusters; Its flat-field refractor design minimizes chromatic aberration; creates a wide; immersive field of view; ideal for observing expansive celestial phenomena like the Orion Nebula or the Andromeda Galaxy.
  • Dual-speed focuser: Effortless focus for every detail; your SVBONY SV503 refractor telescope adapts to any challenge; Coarse mode handles large focus shifts quickly; ideal for swapping eyepieces or tracking fast-moving objects like comets.
  • Space-Saving Lens Hood; keep SVBONY SV503 telescope OTA compact for portability during travel or extend it to full length for optimal light rejection at a fixed site; This versatility empowers users to focus on exploration.
  • Rock-Solid Stability: secure your gear for vibration-free views; the telescope mounting clamp ensures unwavering stability by firmly gripping your SVBONY SV503 telescope tube; eliminating wobble and vibrations during use.
  • Precision engineered durability; the 2-inch aluminum CNC components in your SVBONY SV503 astronomical telescope deliver unmatched precision and resilience.
 
 
Focal length474 mm
Dew shield diameter93 mm/3.7"
Focal ratiof/6.78
Objective Type2-Element ED lens
Aperture70 mm
Corrected and Flatfield32 mm/1.3" with 100% correction
Focuser2.5" RAP focuser
Tube weight incl. accessories2685g/5.9lb
Working distance from the 2" receptacle127.5 mm/5"
BrandSVBONY
TypeRefractor
Tube length min.365mm/14.4"
Corrector2-element corrector installed in the tube
Tube diameter82mm/3.2"
ModelSV503
Country of OriginChina

Order Processing

Almost all of the standard orders are shipped within 1-2 business days, excluding weekends and holidays. The special orders for some customized products will take a little longer time, the specific time can be confirmed with our sales expert.

As soon as your order is ready, we’ll update the tracking number and inform you of the information.  If the item you ordered is temporarily out of stock, our customer service team will reach out to you. You can choose to wait until the item is back in stock or cancel your order.

 

Delivery Time

Delivery time depends on destination, logistics mode and other factors.

If the products that you purchased are available in our local warehouses, we will ship them from there and it takes about 1-6 business days for delivery as usual.
If the product you purchased is in stock at our warehouse in China, we will ship it from there. Delivery time is usually 5-9 business days.


 

Thank you for choosing SVBONY! We have established a strict system to ensure product quality in a responsible manner. These products are safe and reliable, and you can buy them with confidence. Should you have any issues, feel free to contact us. Our professional customer support team will patiently help you resolve the problems. We sincerely apologize in advance for any trouble and inconvenience that caused you.


Return & Refund

We offer a 30-day unconditional return policy.

1. You can get a full refund when you return an undamaged product for any reason within 30 days. Just make sure all products are in original condition and provide us with relevant pictures or videos to prove it.

2. If you are not sure whether the product is in brand new condition, you can contact us first. We can help you confirm and provide a return label. 

3. We will issue a refund immediately once the product arrives at our warehouse.Processing time usually takes 2-5 business days.

 

Warranty Time

We offer a 1-year warranty.

 

 

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Guaranteed after-sales, all products purchased from SVBONY  enjoy worry-free warranty, your product warranty period is one year.

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