This particular lens is equipped with auto focus to give you the best setting for each picture. The lens has a maximum ƒ/2.8 aperture and a minimum ƒ/22.
From London Camera Exchange
Panasonic LUMIX G MACRO 30mm F2.8 ASPH. MEGA O.I.S. Lens (H-HS030E)
Camera Centre
Panasonic 30mm f2.8 Lumix G ASPH Mega OIS Micro Four Thirds Macro Lens
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