Advanced Optical Accessories: The use of aluminum allows for a longer service life; it with less distortion in the field of view; providing the best in high performance and clarity with low chromatic aberration; giving a virtually distortion-free image
52 Degree Wider Field of View: 56mm focal length for low magnifications and an excellent overview; 52 degree field of view-enjoy observing a large section of the night sky; providing a broader perspective
Fully Mutiple Coated HD Optical Glass: Multi-coating to prevent unwanted reflections; thus reducing chromatic aberration and increasing lens transparency for a bright clear view and impressively high contrast
2 inch Kellner wide field eyepices with comfortable viewing position; Kellner eyepieces are a further development of the classical Kellner design; they have a more comfortable viewing position and better off-axis definition
High-level craftmanship the lenses are multi-coated and have blackened edges and a blackened interior; offering the budget-conscious amateur stargazer an excellent alternative to more sophisticated and expensive eyepieces