SVBONY SV503 80ED Refractor Telescope Kit
- 80 millimeter ED objective, 560 millimeter tube
- 7x to 21x zoom eyepiece, Plossl, fully multi-coated
- Altazimuth mount, dual-speed focuser
- Right-angle correct-image finder included
- Dielectric mirror star diagonal and dovetail base
- One year accessory warranty, 30 day return
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
An ED refractor kit with a zoom eyepiece, finder, diagonal and dovetail base all included. Some focus and focal length entries in the listing contradict each other.
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ASIN: B0FGQ3Z7TFModel: SV503Category: Telescopes
Overview
Fitting a zoom eyepiece, a finderscope and a star diagonal into one box, this Svbony ED refractor is sold as a complete visual kit. Extra-low dispersion glass reduces color fringing at the objective.
The kit covers the pieces a newcomer needs, from a correct-image finder to the dovetail base. The focus type is shown as fixed while a dual-speed focuser is also listed, and the focal length entry looks unreliable.
Who it's for
A beginner or traveler who wants a lens-based scope with an eyepiece and finder included. Someone planning serious imaging should confirm the focal length and focuser details first.
Pros and cons
- ED glass objective
- Zoom eyepiece included
- Mirror star diagonal included
- Focus type listing contradicts itself
- Focal length entry looks unreliable
- Mount not listed as included
Performance notes
ED glass limits color fringing on bright targets, and the zoom eyepiece lets you change power without swapping glass. The finder and the diagonal make aiming and observing easier, and the dual-speed focuser helps at high zoom.
Specifications
| Brand | Svbony |
|---|---|
| Model | SV503 |
| Dimensions & fit | |
| Objective Lens Diameter | 80 millimeters |
| Opticaltube Length | 560 millimeters |
| Item Dimensions D X W X H | 20.5 x 8.07 x 7.87 inches |
| Focal Length Description | 120mm |
| Compatibility & installation | |
| Mount | Altazimuth mount |
| Compatible Devices | Astronomy cameras, guidescopes, planetary camera, telescope filters |
| Warranty & support | |
| Warranty Description | 1 year for accessories, 30 day return |
| Other details | |
| Focus Type | Fixed focus |
| Finderscope | Right-angle correct-image finder |
| Additional Features | Extra-low dispersion glass, dual-speed focuser, zoom eyepiece, dielectric mirror star diagonal, universal dovetail base |
| Builtin Media | SV135 zoom eyepiece, SV182 finderscope, SV188P dielectric mirror star diagonal, SV503 80mm ED telescope, universal dovetail base |
| Eye Piece Lens Description | Plossl, fully multi-coated |
| Zoom Ratio | 7x to 21x |
Closest rivals on specs
Nocs Provisions Long View 20-60x85mm Spotting Scope- Focal Length Description 4.7 vs 3.3 inches (+42%)
Vaonis Vespera II 50mm Apochromatic Telescope with Tripod- Focal Length Description 4.7 vs 9.8 inches (-52%)
- Opticaltube Length 22 vs 9.8 inches (+124%)
ZWO Seestar S30 Smart Telescope- Focal Length Description 4.7 vs 5.9 inches (-20%)
- Objective Lens Diameter 80 vs 30 mm (+167%)
Frequently asked questions
Can I use a camera with the Svbony SV503 80mm kit?
The listing names astronomy cameras, guidescopes, a planetary camera and telescope filters as compatible devices.
What comes in the Svbony SV503 80mm kit?
An SV135 zoom eyepiece, an SV182 finderscope, an SV188P dielectric mirror star diagonal, the SV503 80mm ED telescope and a universal dovetail base.
Is the Svbony SV503 80mm kit a complete telescope with a mount?
No mount or tripod is listed in the kit, though the mount type is shown as altazimuth.