Projection data is obtained from an integration of the reflectivity coefficients of the objects along the circular arc of the wavefront with a radar beamwidth.
反射数据实际上是反射特征系数沿着具有一定雷达波束宽度的波阵面圆弧的积分。
2
The improvement of wavefront reconstructed is discussed under the condition of asymmetric intensity and circular and super Gaussian laser beam.
详细讨论了非均匀强度分布的入射光束、圆形入射光束和超高斯入射光束等情形对波前重构的影响。
3
An circular radial shearing interferometer based on spatial phase modulation is proposed to measure the transient near infrared laser pulse wavefront with high precision.