The latest version of SignWriter Studio™ 1.2.5.2 can now include an illustration of the sign if present in the dictionary with Anki Export .
I have created one for Honduras sign language from my September 2015 dictionary.  It is available at
http://www.signwriterstudio.com/download/Diccionario%20Señas%20Honduras%20Septiembre 2015.apkg

Here is what is looks like in Anki



Regards