image Amendment 1 published on 31 Aug 2001
Description

Corrected value of surface mass density


Old version as published on 2 Nov 1998:

" A visualization of a situation with changing microlens positions can be found in Figure 12 for three different values of the surface mass density:




Editorial comment: Typographical error
image Gravitational Lensing in Astronomy
Joachim Wambsganss
Publication No. 1998-12 (Amendment 1/31 Aug 2001)