Thanks Jeff and Michael.
The L-Enhance is a big advantage under light pollution generally and it cuts off the blue star bloat that would otherwise happen with the FPL51? doublet.
I hope Optolong releases a filter similar to the OPT Triad Ultra but at half the price.
The outlook is cloudy so I'll be able to catch up on sleep Mick
I had extra incentive to go out since I'd fitted a new focuser to the scope that day plus the Orion region will disappear soon.