Question: what are low light cameras?
Answer: Nikon D5.
Sony a7S II.
Canon 5D Mark III (Update: Canon 5D Mark IV)
Nikon D7200 (Update: Nikon D7500)
Sony a6300 (Update: Sony a6500)
Canon 7D Mark II.
Panasonic GH4 (Update: Panasonic GH5)