Feature premium 4-element lens design; the Astromania High-Power 5x Barlow will render exquisite images without introducing additional chromatic abberation while providing a monstrous 5x power boost
The Barlow lens elements are fully multi-coated with anti-reflection coatings to ensure maximum light throughput for bright; crisp views; the lenses are also edge-blackened to further maximize contrast and sharpness
The 1.25 barrel is internally threaded for use with Astromania 1.25inch eyepiece and imaging filters; the inside of the 5x High-Power Barlow's barrel is also glare threaded to help prevent internal reflections
A Classic: This is a premium eyepiece that provides better images than the eyepieces that come with new telescopes; The ingenious design uses only 5 lenses; yet provides a clear and bright image; making it an indispensable eyepiece for astronomers
Fully Multi-coated: Astromania Super Plossl eyepiece is engineered with 2 sets of 5 element design with fully multi-coated; the high-quality optics that minimize internal reflections and improve contrast