Amscope
HL-150
HL-150A, HL-150B
Got one with missing power cord. Power plug: GX12-3 (3 pin aviation connector). Couldn't find anything COTS, but connectors are cheap and just making my own
Port: primary 20 mm (19.9 mm fiber) diameter recessed 15 mm. Then inner is 16 mm diameter recessed 13 mm