Question: what is the difference between 2d and 3d seismic?
Answer: Q: What is the difference between 2D & 3D? A: 2D seismic lines are single lines of regularly spaced geophone stations (e.g. every 55 feet). ... The same line contains recording cables and geophones as well as source points. 3D seismic programs are generally a uniform and evenly spaced grid of lines.