code: function(options) {
  		inputEx.Lens.superclass.setOptions.call(this, options);	
  		
  		var lens = "";
  		if( !lang.isString(options.lens) ) {
  			for(var i = 0 ; i < this.options.fields.length ; i++) {
  				lens += "<div class='field-"+this.options.fields[i].name+"'></div>";
  			}
  		}
  		this.options.lens = lang.isString(options.lens) ? options.lens : lens;
  		
  		this.options.visus = options.visus;
  	}
docs: Set additional options