For length measurement, bshow (part of bsoft) is very nice. I think bsoft should be able to measure angle as well but I've never tried. Huy On Wed, Jan 10, 2018 at 8:22 AM, Sonya James <[log in to unmask]> wrote: > Hello, > > I have some nice 2D Class averages of my negatively stained particles, now > I want to be able to measure lengths and angles - can anyone recommend a > program to do this? > > Thanks > Sonya >