Eyepiece SkyWatcher 7-21 mm ZOOM 1.25''

Comfortable eye relief and field of view in any zoom step. Especially in short focal lengths, the SkyWatcher 7-21 mm ZOOM 1.25'' eyepiece?is superior to many fix-focal length eyepieces with comparable price. Precise and smooth shifting from 7 to 21mm - seamless.Very good contrast and sharpness make this eyepiece also interesting for planetery observation.Big sized eye lens - combined with the long eye relief the SkyWatcher 7-21 mm ZOOM 1.25''?offers high observing comfort.Rubber eye cup can be folded down - useful for eyeglass wearers. Technical Specifications:Focal length: 7-21 mm;Design: achromat;Barrel: 1,25'';Coating: multi-coated;