Acta Optica Sinica, Volume. 2, Issue 2, 171(1982)
Analogous processing of the photogram by using the facsimile
A method for density slicing of a photogram and iso-density maping by using the BC002 facsimiler is described. It has the advantages of high-processing rate simple device and acceptable pricision. The reformed equipment is valuable in practical use.
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WANG NENGHE, Wo MINGZHEN, Lu DENGWU, ZHANG WEIXING. Analogous processing of the photogram by using the facsimile[J]. Acta Optica Sinica, 1982, 2(2): 171