For anyone reading this that doesnt know better, do not chop your refractor OTA tube down to get a faster f ratio, depending on baffling the objective lense might have been designed to work at that focal length.
sorry ving and harb, i know you know this but some poor kid out there might not
For anyone reading this that doesnt know better, do not chop your refractor OTA tube down to get a faster f ratio, depending on baffling the objective lense might have been designed to work at that focal length.
