1)   RasterVect 13.8
Vectorizer. Transforms raster images into a vector format. Raster drawing can be imported by scanning original paper drawings. The target vector formats are understood by most common CAD programs that use vector graphics (AutoCAD, Corel Draw etc.).
raster to vector, vectorize, convert, recognize, CAD, dxf, scan, vectorizer, rastervect,

 2)   Acme TraceART v3.87.1
Raster to Vector converter,TraceART transform any raster images into a vector format.vectorizer, which can high-speed convert raster bitmap into vector image. it supports such all kinds of image format as BMP,JPG,TGA,TIF,PCX etc.
vectorizer, tiff to dxf, raster to vector, jpeg to dxf, dxf, convert, bmp to dxf, conversion,

 3)   TraceART v3.8
TraceART transform any raster images into a vector format.vectorizer, which can high-speed convert raster bitmap into vector image. it supports such all kinds of image format as BMP,JPG,TGA,TIF,PCX etc.
vectorizer, tiff to dxf, raster to vector, jpeg to dxf, dxf, convert, bmp to dxf, conversion,