aboutsummaryrefslogtreecommitdiff
path: root/src/diffraction.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/diffraction.c')
-rw-r--r--src/diffraction.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/diffraction.c b/src/diffraction.c
index 20490c99..29e30431 100644
--- a/src/diffraction.c
+++ b/src/diffraction.c
@@ -311,8 +311,8 @@ void get_diffraction(struct image *image, int na, int nb, int nc,
/* Needed later for Lorentz calculation */
image->twotheta = malloc(image->width * image->height * sizeof(double));
- klow = 1.0/(image->lambda + image->beam->bandwidth/2.0);
- khigh = 1.0/(image->lambda - image->beam->bandwidth/2.0);
+ klow = 1.0/(image->lambda*(1.0 + image->beam->bandwidth/2.0));
+ khigh = 1.0/(image->lambda*(1.0 - image->beam->bandwidth/2.0));
bwstep = (khigh-klow) / BWSAMPLING;
for ( xs=0; xs<image->width*SAMPLING; xs++ ) {