Depending on why you are making this part, it would be wise to use a supplier that does this day in and day out. I make parts like this for many different business areas and I use autoclaves and presses to get the finish required. See composiflex.com
If you want to do it your self, it can be...
John,
I design and fab medical tables, I had the same problem with pin holes and small areas of no flows. Look at your tooling. I had most of my problems with the tooling surface. Check for resin build up, pits, cracking of the tool surface if composite, and clean all release residue. Check...