Sky-Watcher Silver Plossl 6.3mm 52° 1.25″ eyepiece
Looking for a reliable eyepiece for detailed observing of planets, the Moon, or double stars? The Sky-Watcher Silver Plossl with a focal length of 6.3mm is exactly what you need. It is based on the classic four-element Plossl design - a construction that has earned its place in every astronomer's equipment bag over many decades. It combines simplicity, affordability, and optical performance that satisfies both beginners and experienced observers.
Four-element Plossl design
The eyepiece consists of two symmetrical doublets working together to provide good correction of optical aberrations, pleasant contrast, and a sharp image across the entire field of view. The apparent field of view of 52° is a standard value for this type of eyepiece - not the widest on the market, but it delivers a natural and comfortable viewing experience without noticeable distortion at the edges. The 1.25″ barrel diameter ensures compatibility with the vast majority of telescopes available today.
High magnification for planetary observing
A focal length of 6.3mm places this eyepiece in the category of short focal length eyepieces for planetary observing. In practice, this means high magnification - for example, used with a telescope with a focal length of 700mm, you get approximately 111x magnification; with a 1000mm focal length telescope, it goes over 158x. Such magnifications are ideal for:
- Observing surface details on Jupiter
- Viewing the rings of Saturn
- Exploring the lunar surface
- Splitting close double stars
It is important that atmospheric conditions (seeing) are good at the time of observing - under good seeing, this eyepiece will show everything it is capable of.
Who is this eyepiece for?
The Sky-Watcher Silver Plossl 6.3mm is an excellent choice as basic equipment for a new telescope or as an addition to an eyepiece set for observers focused on solar system objects. It works well with refractors, Newtonian reflectors, and catadioptric telescopes with a standard 1.25″ focuser. Thanks to its compact size and durable matte finish of the Silver series, it is comfortable to use during evening observing sessions in the field.
Quality at a reasonable price
If you are looking for a quality planetary eyepiece at a reasonable price, the Sky-Watcher Silver Plossl 6.3mm is a hard choice to beat in this price range. A proven, fundamental optical design without unnecessary compromises - exactly what you expect from a good eyepiece.
About Sky-Watcher Silver Plossl series
Sky-Watcher is one of the most widely used manufacturers of astronomical optics in the world. The Silver Plossl series represents their approach to affordable yet optically serious products. Every eyepiece goes through quality control and uses anti-reflection coatings on the lenses to maximise light transmission and reduce unwanted reflections. All of this makes Sky-Watcher a reliable partner for everyday astronomical adventures.
Technical specifications
| Parameter |
Value |
| Focal length |
6.3mm |
| Apparent field of view |
52° |
| Barrel diameter |
1.25″ |
| Optical design |
4-element Plossl (two symmetrical doublets) |
| Lens coatings |
Anti-reflection multi-coatings |
| Compatible telescope types |
Refractor, Newtonian, catadioptric |
| Example magnification at 700mm focal length |
~111x |
| Example magnification at 1000mm focal length |
~158x |
| Series |
Sky-Watcher Silver Plossl |
