Quote:
Originally Posted by casstony
Photographically it's just a matter of picking the focal length/field of view that you want. For grab and go visual the 80mm will have a little more brightness for planets.
Since I already had the 115 f/7 for imaging, I chose the 72 f/6 which shows about twice the field of view and four times the area of the larger refractor. I use the TS72 for objects which are too large for the TS115.
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Thanks Tony, much appreciated