At a Glance
6mm
Focal Length
66°
Apparent FOV
12mm
Eye Relief
1.25"
Barrel Size
Score Breakdown
Overview
The SVBONY Goldline 6mm is a short-focal-length eyepiece designed for high-magnification views of the Moon, planets, and tighter deep-sky targets. Paired with a typical 900mm refractor, you're looking at 150x magnification, which is enough to reveal Jupiter's cloud bands, Saturn's rings, and fine lunar surface detail on steady nights. The 66-degree apparent field of view is a genuine advantage at this focal length, giving you more sky than many competing eyepieces in this price range, which helps when tracking objects at higher power.
The 16mm eye relief is notably generous for a 6mm eyepiece, meaning you can observe without pressing your eye directly against the lens, and glasses wearers should find it workable. Fully multi-coated optics help maintain contrast and reduce glare, which matters when you are trying to tease out planetary detail. At around $30, this eyepiece competes well against budget alternatives.
It will not replace a high-end Nagler or Ethos, and atmospheric seeing will often be the limiting factor before the optics are. However, for beginners or observers building a budget kit, it offers a solid combination of magnification, field width, and comfort that is hard to fault at this price.
Key Features
- 6mm focal length delivers high magnification suited for planetary and lunar observation
- 66-degree apparent field of view provides more visual sky coverage than most eyepieces in this price range
- 16mm eye relief is generous for a short-focal-length eyepiece, offering comfort for glasses wearers
- Fully multi-coated optics reduce internal reflections and help preserve contrast and color accuracy
- Blackened interior edges minimize light scatter, improving image sharpness at high magnification
- Standard 1.25-inch barrel includes filter threads, making it compatible with most telescopes and accessories
- Protective lens caps included for both the eye lens and barrel, helping preserve optical quality during storage
Specifications
| Focal Length | 6mm |
| Apparent FOV | 66° |
| Eye Relief | 12mm |
| Barrel Size | 1.25" |
| Field Stop | 6.2mm |
| Design | Modified Kellner |
| Elements/Groups | 4/3 |
| Series | Goldline |
| Coating | Fully Multi-Coated |
| Weight | 0.12kg |
| Waterproof | No |
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Amazon Reviews
Best Low End Eyepieces on the Market (Under $40) After examining and testing Meade, Celestron and SVBONY, in my opinion SVBONY is hands up better than the other two eyepiece providers. My ranking is SVBONY, Meade and Celestron, in that order. I did not examine Orion eyepieces. This is based on their...
I have some kellner and plossl eyepieces. I also have Barlows 2x and 3x. And now I have this amazing eyepiece. What you read from some critics about the characteristics of lenses and Barlows, will too often confuse you and often will lead you astray from buying a great piece of equipment that you pr...
Cons: The color aberration becomes discernable from roughly half way from the center of the field and the edge. In the outer 1/3 of the field it is so impaired that the contrast & clarity are impaired. Pros: I bought a pair of those eyepieces to be used in a bino setup in a solar H-alpha scope. When...
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