Replacement pair of WF10x-F widefield, high eyepoint, focusable 10x eyepieces for the Nikon SMZ stereo microscopes. FN = 22. These 10x replacement eyepieces have a 30mm diameter and include a reticle retaining ring for a 24mm diameter 
reticle. This pair of 10x focusing eyepieces is comparable to the Nikon C10x B 10x/22 focusing eyepieces and work with the following microscopes:
- Nikon SMZ Stereo Microscopes