Free Online PBM to CGM Converter
PBM
to
CGM
PBM
Portable Bitmap
PBM is a Portable image in black and white. Can be opened with programs: Adobe Photoshop CS, ACD Systems Canvas 15, ACD Systems ACDSee 17, Newera Graphics Converter Pro, Corel PaintShop Pro X6. File contains 1 bit per pixel. PBM is a kind of file format PPM. And can be readable or binary.
CGM
Computer Graphics Metafile
This is used to exchange vector graphics among different platforms. It stores not only 2D vector images, but also raster images. It allows you to store a large number of graphical information types and is applied primarily for design in aviation, engineering and other technical fields.
How To Convert PBM to CGM

Step 1: Upload Files
Click the upload button or drag and drop your PBM files into the upload area.

Step 2: Convert File
Click "Convert" and wait for conversion done

Step 3: Download
Download the converted CGM file