Dong, YB (reprint author), Chinese Acad Sci, Inst High Energy Phys, Beijing 100049, Peoples R China.
The effect of the two-photon exchange on the charged pion electromagnetic form factor is discussed. The epsilon-dependence of the effect is shown. It is seen that the effect plays a sizeable role to the form factor in the large backward angle. (C) 2010 Elsevier B.V. All rights reserved.