300mm f5.6 (816mm FOV): sharpness very good, CA very low 300mm f6.3 (816mm FOV): sharpness very good, CA very low 300mm f7.1 (816mm FOV): sharpness very good+, CA very low 300mm f8 (816mm FOV): sharpness excellent-, CA none
All photos are Copyrighted by Ole Thorsen, and may only be used in any form upon my written permission