View Single Post
  #6  
Old 13-04-2014, 05:03 PM
Asterix2020's Avatar
Asterix2020 (Paul)
Registered User

Asterix2020 is offline
 
Join Date: Oct 2013
Location: Delaneys Creek, Qld
Posts: 184
Not sure. I thought it was coma and a field flattener might help? It is present in all the edges, this image is slightly cropped.
Here is a full frame of one sub. Do you think this is field curvature (and a flattner would help) or flexure (and therefore need a better focuser)?
Attached Thumbnails
Click for full-size image (EtaCarsub.jpg)
184.7 KB18 views
Reply With Quote