International
Tables for
Crystallography
Volume B
Reciprocal space
Edited by U. Shmueli

International Tables for Crystallography (2010). Vol. B, ch. 2.5, p. 373   | 1 | 2 |

Figure 2.5.6.6 

B. K. Vainshteinc and P. A. Penczekg
[Figure 2.5.6.6]
Figure 2.5.6.6

Kaiser–Bessel window function used in the gridding reconstruction algorithm GDFR. (a) In Fourier space, the window function is effectively zero outside the support of six Fourier pixels. (b) In real space, the zeros of the window function are beyond the radius of the reconstructed object.