The Levenhuk Ra ER20 WA 9 mm is a magnificent accessory for any telescope. The wide-field optics provide bright images of deep space objects. This eyepiece proves indispensable for medium-aperture telescopes when studying stars and globular clusters. For other categories of telescopes, it will help improve image quality when observing binary stars and the planets of the Solar System.
The Levenhuk Ra ER20 WA 9 mm eyepiece, 1.25' features an apparent field of view of 68° and a long eye relief that allows full observation. All optical elements are made of glass with a fully multi-coated treatment. The image quality is good. It allows detailed observation of individual astronomical objects. There are no distortions at the center of the field of view. This eyepiece can be paired with a 2x Barlow lens.
This accessory is equipped with a foldable rubber eyecup, which ensures a good level of comfort during prolonged observations, even for those who wear glasses. With its 1.25' barrel diameter, this eyepiece can be used with telescopes of any brand.
Features:
- Multi-element glass optics fully multi-coated
- Wide field of view with a high degree of flatness and minimal optical distortion at the center
- High-quality images on wide-aperture optical systems
- Can be used to observe nebulae, star clusters, and galaxies
- The long eye relief allows viewing the entire field of view
The kit includes:
- Eyepiece
- Protective caps – 2 pcs
- Cleaning cloth
| Specifications | |
| Optical design | wide field (68°), 8 elements in 6 groups |
| Lens material | optical glass |
| Lens coating | fully multi-coated |
| Focal length, mm | 9 |
| Eyepiece diameter, mm | 29,2 |
| Eye relief, mm | 20 |
| Barrel diameter, ' | 1,25 |
| Apparent field of view, ° | 68 |
| Body | aluminum |
| Eyecup | foldable, rubber |
| Brand | LEVENHUK (USA) |
| Warranty, years | 2 |
| EAN | 5905555006413 |
| Package size (LxWxH), cm | 17x6.5x6.5 |
| Shipping weight, kg | 0.38 |
Login and Registration Form