In 1 1/4" I have 4 eyepieces.
Cheap 30mm Kellner.
Celestron 18mm Orthoscopic (my work horse).
LV 10mm.
Tele Vue 7.4mm Plossl that someone gave me years ago.
The newest one is the LV10 I bought when I was in Sydney in 1992.
No wait that's not right, the Tele Vue would be newer I think.