[Lismore Bloke (Paul)]

I'm thinking of getting a couple of new eyepieces
to replace some of my old orthoscopics. Sizes 12, 18, 26.
Telescope is 10 inch f5.6 newt.

Any suggestions in standard inch and a quarter size??

The GSO ones are cheap enough but are they any better
than the 15 year old Celestrons I am using now?