Vixen 2 group 4-element Super Plossl 1.25-inch (31.7mm) eyepiece
Vixen's affordable 2-group 4 element high-grade quality Super Plossl NPL series eyepieces offer flat and clear images with very good color correction. With Japanese designed optics, they are multi-coated for excellent light transmission. Each give very good performance in almost all types of telescopes. Quite wide fields and good eye relief. Modern design yields flat fields and clear images.
This particular NPL eyepiece in the 40mm super Plossl category is one of the finest viewing sharp edge FOV eyepieces of its kind we've found with awesome eyerelief.
Features Twist-up eye cup
Focal Length 40mm
Apparent FOV: 40 Deg.
Eye Relief: 36mm
Of course there are other cheap alternative plossl designs out there (some are very poor) but none in this price range offer superb field edge cut-off, excellent contrast, colour correction and eye-relief.