Vender Feuyum Eyepiece Good Workmanship Easy To Carry Premium Material for Home al mejor precio

Features: - 20mm focal length, 2inch fitting diameter ,fully multi-coated. - This superb ultra wide angle eyepiece has 80 degree field of view. - Standard female thread to fit a filter etc at the rear end and there is M49 thread for camera. - The inside of the adapter is fully threaded to minimize reflections - Apply: watch the scenery, bright celestial observations, nebula and so. Specification: - The Structure of the Optical System: Ultra Wide Series Eyepiece - Barrel Size: 2 inch (50.8mm) - Angle Field of View: Ultra Wide 80 Degree - Design: 7-Elements in 5 Groups - Focal Length: 20mm - Eye Relief: 24 mm - Coating: Fully Coated Broadband Film - Threaded for Filters and Barlow Lens: 2 inch - Material: Glass + Metal - Color: Black - Size: Approx. 14.5*6*5cm/5.7*2.4*2in - Weight: Approx. 709g Package List: 1 * 2 inch F20mm UW80 Eyepiece 1 * Box #eyepiece #telescopeeyepiece #F20mmeyepiece #UW80eyepiece #2incheyepiece