A triplet offers better color correction and a flatter field. It is not an easy thing to provide both to a very high degree of performance. Perhaps this is more clear a statement.
How many images shot with the 130SS would you like to see?
Or scroll halfway down to see the ones I shot Here
Enough 130's under the skies? You need to do a bit more research. There are at least 50+ in the hands of very happy owners. Click on the link in my signature to go to my TMB130SS Yahoo group for example.
CS's
-------------------- Bobby
StonyHill Observatory Skywatcher EQ6 Pro (On it's way)
AT 130 F/6 Prototype
Royce 10" f/4 Astrograph (Under Construction)
Self Modded 40D
70-200 F2.8 L IS
SSAG