Nikon Monarch Eyepiece MEP 30-60WThe Nikon Monarch Eyepiece MEP 30 60W is a wide angle zoom designed specifically for the Monarch Fieldscopes. It is 30 60x with a field of view of 105 63 ft at 1000 yds on the 82mm Fieldscope and 24 48x with a FOV of 132 78 ft at 1000 yds on the 60mm Fieldscope. Eye relief ranges 15. 2 14. 2 from low to high power. It weighs 14. 1 ounces with the twist up eyecup attached (it is removed for digiscoping), and is waterproof when attached to a scope body.