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Levenhuk Ra LER 6 mm Eyepiece
Planetary eyepiece. Focal length: 6 mm. Field of view: 55°
LER in the brand name of Levenhuk Ra LER 6 mm Eyepiece stands for Long Eye Relief and represents the fact that this model has an eye relief of 0.8 inches. That is undoubtedly a great benefit, since it allows for comfort during observations even if your eyesight isn’t perfect. Also, for added comfort, this eyepiece has a twist-up rubber eyecup. Levenhuk Ra LER 6 mm features a focal length of 0.2 inches, 55-degrees field of view and fully multi-coated optics to provide high-quality views.
Other advantages of the model include its light weight due to an aluminum shell, and the possibility to use it with almost any telescope due to 1.25'' barrel diameter and compatibility with 1.25'' to 2'' adapters. This eyepiece is a good choice for observing planets.
Focal length, in: 0.2
Exit pupil diameter, in: 0.8
Barrel diameter: 1.25"
Apparent field of view, °: 55
Optical design: 7 elements in 4 groups, fully multi-coated
|Eyepiece Series||Levenhuk RA LER|
|Barrel Size||1.25" (31.7mm)|
|Apparent Field of View (Mfg Specified)||55°|
|Eye Relief (Designed)||20mm|
|Filter Threads||Standard 1.25" Filter Thread (M28.5 x 0.6)|
|Barrel Safety Recess||Tapered barrel|
|Barrel Type||Tapered barrel|
|Protective Plastic Storage Container||Yes - Free Agena Eyepiece Container|
|Protective Plastic Storage Container Size||Agena 52x80mm|
|Rubber Eye Guard||Yes|
|Weight||11.2 oz (317.5g)|
|Country of Manufacture||China|