SVBONY SV503 Portable Telescope, 70ED F6 Extra Low Dispersion Optical Tube, Micro-Reduction Rap Focuser, for Astrophotography and Visul Astronomy

The SVBONY SV503 Portable Telescope is a powerful tool that brings the wonders of the universe right to your fingertips. Whether you’re an experienced stargazer or a curious beginner, this telescope is designed to satisfy your astronomical cravings.

One of the standout features of the SV503 is its exceptional optics. The telescope’s objective lens is crafted with S-FPL51 extra-low dispersion glass ED element, which virtually eliminates chromatic aberration. This means that you can expect sharp and high-contrast images that will leave even the most discerning observer in awe. The doublet air spaced achromatic design further enhances the image quality, ensuring that you get the most authentic view of celestial objects.

Portability is another strong suit of the SV503. With a compact optical tube length of 318 millimeters, this telescope is perfect for travel and mobile use. It’s lightweight, weighing in at just 2.22 kilograms, making it easy to take on your next adventure under the stars. Whether you’re exploring nature or capturing stunning astrophotography shots, the SV503 has got you covered.

The 2-inch rack and pinion RAP focuser is a standout feature that sets this telescope apart from the competition. Not only does it provide precise and smooth focusing, but it also holds heavy photographic accessories securely. This means that you can attach your camera or other equipment without worrying about stability or safety.

The SV503 is versatile in its applications. From astrophotography to moon observations, from exploring nebulae to gazing at distant galaxies, this telescope can handle it all. Its Altazimuth & Equatorial Mount allows for easy maneuverability and tracking, ensuring that you never miss a moment of celestial beauty.

To wrap it up, the SVBONY SV503 Portable Telescope is a fantastic choice for any astronomer, whether you’re an experienced observer or just starting out. With its exceptional optics, portability, and versatility, this telescope will transport you to the far reaches of the universe and leave you in awe of its wonders. So grab your SV503 and embark on a cosmic journey like no other!

Key Technical Specifications:

  • Brand: SVBONY
  • Optical Tube Length: 318 Millimeters
  • Eye Piece Lens Description: Achromatic
  • Objective Lens Diameter: 70 Millimeters
  • Telescope Mount Description: Altazimuth & Equatorial Mount
  • Product Dimensions: 12.52″D x 6.69″W x 9.25″H
  • Focus Type: Manual Focus
  • Power Source: Telescope
  • Finderscope: Reflex
  • Item Weight: 2.22 Kilograms
  • Quality Optics: SV503 Telescope‚Äôs objective lens features an S-FPL51 extra-low dispersion glass ED element; which virtually eliminates chromatic aberration
  • SV503 telescope can be used for: experienced observers, ambitious beginners
  • Doublet air spaced achromatic: quality 2-Element objective provides sharp and high-contrast images for travel and mobile use
  • 2-inch rack and pinion: the 2 inch RAP focuser holds heavy photographic accessories safe
  • Area of application: astrophotography, moon, nature observation, nebulae and galaxies

Note: This list provides the key technical specifications of the SVBONY SV503 Portable Telescope without interpreting their practical use or benefits.


  • Compact and portable design makes it easy to carry and travel with
  • High-quality optics with an S-FPL51 extra-low dispersion glass ED element virtually eliminates chromatic aberration
  • Provides sharp and high-contrast images, making it suitable for astrophotography and observing nebulae and galaxies
  • Equipped with a 2-inch RAP focuser that securely holds heavy photographic accessories
  • Suitable for both experienced observers and ambitious beginners


  • Manual focus requires more effort and precision compared to automatic focus systems
  • Limited to a telescope power source, which may restrict usage in certain situations
  • The reflex finderscope may not provide the same level of accuracy and ease of use as other types of finderscopes
  • Relatively heavier weight compared to some other portable telescopes