R.V. Pole, H.W. Werlich, et al.
Applied Optics
Two spatial filters have been produced; one changes the word OBJECT into GHOST, while the other can deblur an unsharp image. © 1967.
R.V. Pole, H.W. Werlich, et al.
Applied Optics
A.W. Lohmann
Applied Optics
A.W. Lohmann, H.W. Werlich
Applied Optics
H.W. Werlich, R.V. Pole
IEEE JQE