Website Special - FREE Agena plastic bolt case / storage container included with this eyepiece (a $6 value)!
Levenhuk Ra ER20 WA 12 mm Eyepiece
Wide-angle eyepiece. Focal length: 12 mm. Field of view: 68°
WA in the Levenhuk Ra ER20 WA 12 mm Eyepiece model name stands for Wide-Angle, and the model has a field of view of 68 degrees. Levenhuk Ra ER20 WA 12 mm Eyepiece has a long eye relief of 0.8 inches and comes with a twist-up rubber eyecup so it’s valued for providing comfortable observations especially for those observers who wear glasses. This model also has a focal length of 0.5 inches, fully multi-coated optics for high-quality views and a light aluminum shell. Another advantage of this eyepiece is its compatibility with telescope focusers of barrel diameters of 1.25'' and also 2'' using 1.25'' to 2'' adapters.
Focal length, in: 0.5
Eyepiece diameter, in: 1.2
Exit pupil diameter, in: 0.8
Barrel diameter: 1.25"
Apparent field of view, °: 68
Optical design: 8 elements in 6 groups, fully multi-coated
|Eyepiece Series||Levenhuk Ra ER20 WA|
|Barrel Size||1.25" (31.7mm)|
|Apparent Field of View (Mfg Specified)||68°|
|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 65x120mm|
|Rubber Eye Guard||Yes (Twist Up)|
|Weight||12.8 oz (362.9 g)|
|Country of Manufacture||China|