Tele Vue eyepieces come in several variations and focal lengths to match your particular preferences amongst the variables of size, weight, price, eye relief and apparent field of view. They're universally applauded by both amateur and professional astronomers alike, and hold their resale value incredibly well.
The Nagler zoom series give you lots of versatility in one package.
All glass surfaces are multicoated
1.25" diameter barrel
Five lens elements in three groups
Blackened lens edges enhance contrast
Fold-down rubber eyecup
Perfectly matched threads for NebuStar & OIII filters