The BinaryWrite method writes the specified information to the current content output without any character conversion. This method is useful for writing non-string information such as binary data required by a custom application.
Response.BinaryWrite data
If you have an object that generates an array of bytes, you can use the following call to BinaryWrite to send the bytes to a custom application.
<%
Set objBinaryGen = Server.CreateObject("ChartGenerator.Pie")
vntPicture = objBinaryGen.MakeChart
Response.ContentType = "image/gif"
Response.BinaryWrite vntPicture
%>