Replacement 10x/23mm Widefield Eyepieces for Wild M3/M5/M7

These are new Widefield, High-Eyepoint 10x/23mm fixed eyepieces recommended as replacements for Wild M3/M5/M7 stereomicroscopes.  These are the only replacement eyepieces we've found that are parfocal with the original Wild M-series stereomicroscopes.  They provide a more comfortable eyepoint and a wide 23mm field.  Sold as a pair.