The Levenhuk Ra ER20 WA 9 mm eyepiece is a wonderful accessory compatible with any telescope. Its wide-field optics provide brilliant images of deep space objects. This eyepiece is an essential accessory for studying stars and globular clusters with medium aperture telescopes. When used with other telescopes, it improves image quality when observing binary stars and the planets of the Solar System.
The Levenhuk Ra ER20 WA 9 mm, 1.25" eyepiece features a 68° apparent field of view and a long eyepiece accommodation distance that allows you to observe the full field of view. All optical elements are made of full multi-coated glass The image quality is good. It allows you to observe fine details of individual astronomical objects. There are no distortions in the center of the field of view. The eyepiece can be used with a 2x Barlow lens.
This eyepiece is equipped with a folding rubber eyecup that allows for comfortable prolonged observations, even with glasses. The diameter of the eyepiece tube is 1.25", so it can be used with any brand telescope.
Characteristics:
Multi-element, fully multi-coated glass optic
Wide field of view with high flatness and minimal optical distortion in the center
High image quality in large aperture optical systems
Can be used to observe nebulae, star clusters, galaxies
Long eye accommodation distance allows you to observe the entire field of view