The technology of light disposal and photograph was discussed. The continuous pulse solid laser (power is 200mW DPSS 532nm) after enlarging was used for illumination.

• 用自制装置,将连续脉冲固体强激光(功率200mW的DPSS 532nm)扩束后对称地布光,用CCD相机对水中气泡进行了拍摄,抓拍到一系列边缘较为清晰的水中气泡照片。