Following eyepieces are for sale. Now look, if you know what these eyepieces are worth and my prices strike you as high, then I just guessed wrong and you should make an offer. Need to add shipping of your choice to these prices.
University Optics 6mm ortho - I don't know if I ever used it.$50
Takahashi 18mm ortho - you don't see these very often $115
8mm, 13mm ,22mm Vixen 65 degree Lanthanum widefield eyepieces 1.25/2" with 20 mm of eye relief. These eyepieces are simply stunning in a telescope. $165 each.