I need to find out about an artist who produces those cartoon strips or images using bold primary colours and bold lines with the dots in them?
I’m not looking for an impressionist artist. I can’t describe it very well but any suggestions would be helpful 
Roy Lichtenstein
http://en.wikipedia.org/wiki/Roy_Lichtenstein
the dots were "Benday dots"
http://en.wikipedia.org/wiki/Benday_Dots
originally devised as a printing method
Most famous example
http://uk.images.search.yahoo.com/images/view?back=http%3A%2F%2Fuk.images.search.yahoo.com%2Fsearch%2Fimages%3Fei%3DUTF-8%26p%3Dwham%2520lichtenstein%26fr2%3Dtab-web%26fr%3Dush-ans&w=500&h=375&imgurl=static.flickr.com%2F74%2F156500298_6f181ab57a.jpg&rurl=http%3A%2F%2Fwww.flickr.com%2Fphotos%2Ffacelessmediacom%2F156500298%2F&size=122.2kB&name=Wham%21+Lichtenstein&p=wham+lichtenstein&type=JPG&oid=2a2abd163cd280b6&fusr=yetiover&tit=Wham%21+Lichtenstein&hurl=http%3A%2F%2Fwww.flickr.com%2Fphotos%2Ffacelessmediacom%2F&no=4&tt=49&sigr=11oclmkbe&sigi=11dpi99cj&sigb=135g8lfto&sigh=11euse7gq
December 25th, 2009 at 4:48 pm
Roy Lichtenstein
http://en.wikipedia.org/wiki/Roy_Lichtenstein
the dots were "Benday dots"
http://en.wikipedia.org/wiki/Benday_Dots
originally devised as a printing method
Most famous example
http://uk.images.search.yahoo.com/images/view?back=http%3A%2F%2Fuk.images.search.yahoo.com%2Fsearch%2Fimages%3Fei%3DUTF-8%26p%3Dwham%2520lichtenstein%26fr2%3Dtab-web%26fr%3Dush-ans&w=500&h=375&imgurl=static.flickr.com%2F74%2F156500298_6f181ab57a.jpg&rurl=http%3A%2F%2Fwww.flickr.com%2Fphotos%2Ffacelessmediacom%2F156500298%2F&size=122.2kB&name=Wham%21+Lichtenstein&p=wham+lichtenstein&type=JPG&oid=2a2abd163cd280b6&fusr=yetiover&tit=Wham%21+Lichtenstein&hurl=http%3A%2F%2Fwww.flickr.com%2Fphotos%2Ffacelessmediacom%2F&no=4&tt=49&sigr=11oclmkbe&sigi=11dpi99cj&sigb=135g8lfto&sigh=11euse7gq
References :