No TEK adapters exist For lamp and LED testing.
We made binding post adapters for the test fixtures, two male banana plugs and two small pieces are acrylic plastic, in a sandwich separated by stand-offs.
The 576 is huge and dominantes a bench, It is a fine instrument for power electronics and lighting control development. Only service in 25 years, replaced the gratiticule or fiber optic display lamps.
Ever see the SCR turnoff time test adapter?