Astromania Fully Multi-Coated 2" Ultra-Wide 80 Degree Eyepiece for Telescope - F15mm - SKU_AM_UW80D15

• 100 Percent Brand New and High Quality: Multi-Coated 2 inch 80 degree F15 mm UWA telescope eyepiece. the Ultra-Wide 80 Degree Eyepieces are equipped with plastic case. which can better protect eyepieces and against dust than the cap Barrel Size: 2 inch. this superb ultra wide angle eyepiece has 80 degree field of view 6-Elements in 4 Groups Design: Fully multi-coated and soft eyecup. the inside of the adapter is fully threaded to minimize reflections Threaded for filters and Barlow lens: 2 inch standard female thread to fit a filter etc at the rear end. very well built Focal length: 15mm eye relief: 20 mm design: 6-elements in 4 groups coating: fully coated broadband green film color: ultra black design