72° ED Series 20mm Waterproof Eyepiece intermediate-telescopes 5mm are instrumental when transitioning

5mm are instrumental when transitioning through magnifications to observe an object until it is best seen

Its advanced air-spaced triplet lens system uses genuine HOYA FCD100 extra-low dispersion (ED) glass—comparable in quality to Ohara FPL-53—and a high refractive index element to achieve exceptional chromatic aberration correction and true color fidelity

This simple adapter will allow you to attach this revolutionary device to a Losmandy G11 Mount and take tracking imperfections out of the picture

all-weather design

precision or smooth rotation

72° ED Series 20mm Waterproof Eyepiece intermediate-telescopes 5mm are instrumental when transitioningThe Explore Scientific 72 degree ED 20mm eyepiece with a 1. 25 inch barrel is designed for bright, wide field observing, making it ideal for scanning the night sky and viewing large celestial objects in their entirety. With a 72 degree apparent field of view, this eyepiece delivers an expansive and immersive perspective that enhances the sense of scale when observing deep sky objects. It allows users to take in entire star clusters, nebulae, and rich