SIRUI VH-10 Fluid Video Head with Quick Release Plate Eye relief of 17mm remains

Eye relief of 17mm remains constant throughout the magnification range

KOWA TE-11WZ II 25-60X / 30-70x  wide zoom for TSN 99/880/770 spotting scopes

and these Big Eyes will go down to a pupillary distance of just 2 3/8" So you wont need to have wide set eyes to get behind the Mavens

this reimagined Razor® HD 13-39x56 perfectly balances premium optics and an incredibly compact package

And starting at just 12x power but going all the way to 27x you get a great field of view combined with the perfect amount of variable magnification

SIRUI VH-10 Fluid Video Head with Quick Release Plate Eye relief of 17mm remainsSupports 13. 2 pounds Fixed spring counterbalance Variable tilt drag Fixed pan drag Independent pan and tilt locks