M. De, A.W. Lohmann
Applied Optics
Two spatial filters have been produced; one changes the word OBJECT into GHOST, while the other can deblur an unsharp image. © 1967.
M. De, A.W. Lohmann
Applied Optics
A.W. Lohmann, D.P. Paris, et al.
Applied Optics
T.C. Strand, R.T. Lynch, et al.
Optical Data Storage 1995
A.W. Lohmann
Applied Optics