[أبو عمر]

كود :

       Using dt As New DataTable
   DataGridView1.DataSource=""
   DataAdapter.Fill(dt)
   DataGridView1.DataSource = dt
   For Each c As DataGridViewColumn In DataGridView1.Columns
       If TypeOf (c) Is DataGridViewImageColumn Then
           TryCast(c, DataGridViewImageColumn).ImageLayout = DataGridViewImageCellLayout.Zoom
       End If
   Next