Khizhnyak, A.; Galich, G.; Lopiitchouk, M.
(Semiconductor Physics Quantum Electronics & Optoelectronics, 1999)
The structure of thermal lens induced in active rod of cw Nd: YAG laser was investigated using the Mach-Zehnder interferometer and electronic speckle pattern interferometry (ESPI) system. It is shown that thermal lens has ...