Size: 9mm K9mm high magnification telescope Eyepiece, it is very suitable for observing lunar pits, planet surfaces, double stars, etc. 3-elements in2 groups design; has a wide field of view to make your imaging clearer and brighter. Uses optical glass coated lenses are more effective in protecting the sharpness and brightness of the image Rubber eye mask with protective plastic housing design, It not only protects the eyepiece from dust and moisture, but also enhances the durability of the eyepiece.
Specifications: Focal
length: 9mm
Lens Design: 3-elements in2 groups Structure of the
Optical System: Kellner
Eyepiece Coating: Fully
Coated Eyepiece Interface: Standard 1.25 inch
Apply Scenes: watch the scenery, bright celestial observations, nebula
Package Includes: 1x K9mm Eyepiece 1xSturdy Plastic Storage Case