General info
Optics
Aperture
Focus
Benchmarks
Panasonic Lumix G Vario 12-60mm F3.5-5.6 ASPH Power OIS
Panasonic Lumix S 70-300mm f/4.5-5.6 Macro OIS
Olympus M.Zuiko Digital ED 100-400mm f/5-6.3 IS
Canon EF 200-400mm F/4L IS USM Extender 1.4X
Sony FE 24-70mm F/4 ZA OSS Carl Zeiss Vario-Tessar T*