In what way Luke ? , all the Synta ( Skywatcher , Saxon , Orion , etc , etc ) all the ED100's are f9 , the ED80 and ED120's are f7.5 , do a google , you might be thinking the 100mm achromats ? they are f10 .
Brian.
Quote:
Originally Posted by La_Displuke
Could you please send me a link to what your talking about because now im getting confused 
Cheers mate |