the application of illuminating a stainless steel pharmaceutical container with multiple access ports referring to fig1 there is shown a typical prior art container 10 with multiple access ports the multiple access ports include the main access port 12 and at least one other auxiliary access port 14 each of the access ports terminates with a pipe flange configuration the main access port commonly is used to fill the container 10 after the container 10 is filled the main access port 12 is typically sealed in the shown embodiment the auxiliary access port 14 is sealed with an inspection glass assembly 18 an inspection glass assembly 18 is essentially a transparent cap assembly for an access port that enables a person to see into the access port without exposure to the contents of the container inspection glass assemblies typically include a glass window 20 and an annular cap 22 the glass window 20 seals against the flanged access port 14 of the container with a first gasket 24 the annular cap 22 seals against the glass window 20 with a second gasket 26 the annular cap 22 is clamped to the flange of the access port 14 with a traditional pipe flange clamp 28 referring to fig2 an illumination device 30 is shown in accordance with the present invention the illumination device 30 includes a mounting element 32 that replaces the prior art annular cap 22 fig1 of a traditional inspection glass assembly 18 fig1 the mounting element 32 contains a clamping base 34 that is configured have the same dimensions as the prior art annular cap.