OM System has lenses across wide-angle, standard, and telephoto zoom, and prime focal lengths ... and a more basic 35mm f/1.4 full-frame lens. Panasonic's Lumix cameras use the L-mount system.

(From Panasonic literature) Originally sold bundled with the LEICA DG ELMARIT 200mm / F2.8 / POWER O.I.S lens, the Panasonic DMW-TC14 teleconverter multiplies the focal length of the lens by 1.4x ...

Their wide zoom range lenses cannot compare to the crisp image quality of prime lenses ... as does the Panasonic Lumix FZ2000 / FZ2500. Even as the latest models, most of the best bridge cameras ...

And like the RX10, the Panasonic FZ1000 provides a roomy 1"-type image sensor that offers much greater sensitivity and noise characteristics than typical of long-zoom, fixed-lens cameras.

Film-makers will also want to consider the Lumix GH6, Panasonic’s other killer Prime Day deal. This CSC uses a micro four thirds sensor, so zoom lenses will deliver more effective magnification ...