Kowa Zoom Eyepiece 20x-60x TSE-Z9B for TSN600/660

The TSN-Z9B zoom ocular with variable magnification of 20-60x for the TSN-601, TSN-663 and TSN-82SV. This ocular can also be used for the previous models in the TSN-1,2,3,4 & TS-610 Series.

The ocular has 6 lens groups with a total of 9 lens elements, so this ocular has a large angle of view and a clear image over the complete visual range. The ocular is waterproof, has an exit pupil of 1.5 - 4.4mm and a visual range of 18.3 - 38.4m on 1000 m. The ocular comes with a twist-up ocular ring with 3 positions, ideal for people who wear glasses.