Sentence examples for aberration coefficient from inspiring English sources

spherical aberration coefficient.

We obtained values of 2.9 mm for the chromatic aberration coefficient and 14 mm for the spherical aberration coefficient, at a working distance of 2 mm.

"Cs" and "vol" are the objective lens spherical aberration coefficient in mm and accelerating voltage of the electron microscope.

Together with each radius, the five-order astigmatism aberration coefficient (A4) with the largest contribution at this radius is given on the right.

where k is the scattering vector, λ is the wavelength of electron beam, Cs is the spherical aberration coefficient of a microscope, and ∆z is the defocus value.

Simulations for 100 kV, spherical aberration coefficient − 0.037 mm, probe semiangle 31 mrad, and BF and ABF collection angles 0 1 and 8 20 mrad, respectively.

The numerical aberration coefficients are given in the "Appendix".

Figure 1 Zemlin tableau for measurement of aberration coefficients.

Figure 2 shows the phase plate used to visualize the corrected aberration coefficients.

Figure 2 Phase plate calculated from the aberration coefficients of the last measured probe tableau.

All the aberration coefficients agree well, with maximum relative deviation less than 0.015%.