6.5mm 82° Series LER Waterproof Eyepiece Features_Waterproof Limited USA One Year Warranty

Limited USA One Year Warranty

For observing faint planetary nebulae

The superior optics in these binoculars combine extra-low dispersion optical glass

making them ideal for both visual observing and astrophotography

The Explore Scientific 72 degree ED 20mm eyepiece with a 1

6.5mm 82° Series LER Waterproof Eyepiece Features_Waterproof Limited USA One Year WarrantyWith its impressively long eye relief of 16. 8mm, the 6. 5mm LER ocular from Explore Scientifics 82 Series of Argon Purged Waterproof Eyepieces puts the focus on a comfortable viewing experience for all observers. For eyeglass wearers, a long relief is a must because it allows them to enjoy the full field of view. Although it is not the shortest focal length in the 82 Series, this eyepieces 6. 5mm focal length will produce high magnifications that are