Kenko DG extension tube set for Micro Four Thirds finger grip Optics are pretty decent for

Optics are pretty decent for a lens of this age

The Nikon 28-70mm f3

which won't affect imaging but keep this setup firmly in the aforementioned "user" category

but it's also 1/300th the price

7 lens is a compact manual-focus lens designed for Sony E-mount cameras

Kenko DG extension tube set for Micro Four Thirds finger grip Optics are pretty decent forThis Kenko DG extension tube set includes 10mm and 16mm tubes which can be used together or separately to provide substantial close up capability with most Micro Four Thirds lenses (sold separately). Full electronic passthrough means that manual focus and exposure functions are preserved; autofocus function may vary based on lighting conditions. In excellent condition.