I'm trying to do some afocal astrophotography with a 130P skywatcher, I just want to do planets the the moon for now and maybe the odd constellation, no DSO's. I'm going to be using my Iphone with a clamp, I know thats not going to be great quality, but putting together a journal of what I see on an ipad so it makes life nice and easy to use the phone and keeps the cost down. I have 10mm/25mm eyepieces that came with the scope, a 2x TAL barlow and a BST explorer 8mm. The BST is to fat at the eye-end to use the clamp with. What I'd like is a good eyepiece for planets that will work well for a