52° Series 30mm Waterproof Eyepiece 10x25 Each eyepiece offers 15mm of

Each eyepiece offers 15mm of long eye relief

and the floating yellow neck strap ensures your binoculars stay safe and visible near water

as well as bright deep sky targets

The longest focal length in the 52° Series with the longest eye relief

52° Series 30mm Waterproof Eyepiece 10x25 Each eyepiece offers 15mm ofLoved by deep sky observers, a 30mm focal length eyepiece produces a large exit pupil which floods your dilated eye with light, which is needed to see faint galaxies and nebulae. Low power eyepieces are very important to observers for a variety of reasons: Their wide true field of view make object location and pointing far easier.; Many deep sky objects are large and are best viewed at the lowest magnifications your telescope eyepiece combination can