TS-Optics Flatfield Eyepiece FF 27 mm with 53° apparent field of view
Fantastic sharpness and contrast - ideal for planets and deep sky observing
This eyepieces have a high quality coating and offer a high sharpness over the whole field. They are perfect for deep-sky with nebulae and galaxies, but also for moon and planets. The eyepieces are parfocal so you need not to refocus your telescope after a eyepiece change.
The eye relief is easily adjustable with the large rubber eyeguard. The large eye lens offers a comfortable viewing.
The advantages at a glance
- Flat field design - very high contrast over the whole field
- Adjustable eyeguard with rotatable eyeguard
- Fully multicoated for high contrast
- Large eyelens and comfortable viewing
- Ideal for planets and also deepsky
Delivery contents- Eyepiece
- 2 Dust caps
- Cleaning Cloth
- Packaging
Products specifications
| Eyegard | Rubber - adjustable |
| Barrel size / Filter thread | 1 1/4" with filterthread |
| Focal length | 27 mm |
| Field of view | 53° |
| Eye relief | 21 mm |
| Coating | Fully multicoated |
| Type of eyepiece | Flat Field eyepiece |
| Lenses / groups | 6 Lenses |
| Parfocal with | 8 mm, 12 mm, 16 mm, 19 mm FF eyepieces |
| Field stop | 28 mm |
| Weight | about 195 g |
