I find that with magnification and strong lighting
Yes that is a critical aspect so either one Feickert or Smartractor can take advantage of it
I also tend to avoid cartridges that are way out of line in that respect.
Me too, it is so common though
If you vision is not good it's the only "problem" with Dr. Feickert protractor.
You are getting close buddy, hope God gives you some more years but trust me it is life changing when you get there
Sorry guys I'm in the middle of an existencial crisis
Joking aside $400 difference tells me to go with the Feickert protractor