Tamron TAP-in Console for Nikon F Lenses Middle Atlantic DTRK-1018 and lower frequency infrared light

and lower frequency infrared light rays

and also provides a low battery warning

while a custom cutout provides a space for the power supply

It doesn't work for the CG-5

Tamron TAP-in Console for Nikon F Lenses Middle Atlantic DTRK-1018 and lower frequency infrared lightUpdate Lens Firmware and Adjust Settings Used via TAP in Utility App for Mac PC For Select Nikon F Mount Tamron Lenses Allowing users to fine tune the performance and update the firmware of select Nikon F mount Tamron lenses, the TAP in Console is a simple attachment that gives more control over how SP series lenses respond during operation. Used in conjunction with the TAP in Utility software for Mac and Windows, this console connects to Nikon F