HUANG jiang, LI Jian, LIU Wei-ping. Development for Lens of a Kind of the Immersion Focusing Probe[J]. Journal of nanchang hangkong university(Natural science edition), 2003, 17(4): 86-89.
Citation:
HUANG jiang, LI Jian, LIU Wei-ping. Development for Lens of a Kind of the Immersion Focusing Probe[J]. Journal of nanchang hangkong university(Natural science edition), 2003, 17(4): 86-89.
HUANG jiang, LI Jian, LIU Wei-ping. Development for Lens of a Kind of the Immersion Focusing Probe[J]. Journal of nanchang hangkong university(Natural science edition), 2003, 17(4): 86-89.
Citation:
HUANG jiang, LI Jian, LIU Wei-ping. Development for Lens of a Kind of the Immersion Focusing Probe[J]. Journal of nanchang hangkong university(Natural science edition), 2003, 17(4): 86-89.
Development for Lens of a Kind of the Immersion Focusing Probe
Based on the focusing principle of focusing probe,the paper applied the method changing the sound velocity of lens to make the immersion focusing probe with different focal length,and solved the difficult problem of the lens making.