The Nikon D3000* (D3400BK / D3400RD / D3500) is the lightest and most recommended camera. Next is the Nikon D5000 series* (D5500BK / D5600BK), followed by the D7000 series (D7500). The Nikon 85mm macro lens (AF-S DX Micro NIKKOR 85mm f/3.5G ED VR)* is the lightest and easiest to use in terms of shooting distance. Next is the Tamron 90mm Macro for Nikon (SP90mm f/2.8 Di MACRO 1:1 VC USD for Nikon, full size compatible F017N).
*The products marked with an asterisk (*) have been discontinued (as of March 3, 2021), so please purchase new or used ones that are still available in stores.