Kenko DG Extension Tube Set for Minolta/Sony AF brand_Robot About as close to pocketable

About as close to pocketable as medium format gets

Just follow the easy directions and you'll be looking at your very own self-developed negatives before you know it

The Spotmatic SP1000 is a sturdy mechanical SLR compatible with M42 thread-mount lenses

collapsing to not much more than a foot long

The lenses are technically interchangeable

Kenko DG Extension Tube Set for Minolta/Sony AF brand_Robot About as close to pocketableA set of three extension tubes for Minolta AF mount: 12mm, 20mm, and 36mm. These tubes have the electronic contacts necessary to maintain autofocus and autoexposure capabilities. If you're curious about dabbling in macro work, this is an inexpensive way to get started. Compatible with Minolta AF film and digital SLRs, Sony digital SLRs, and matching lenses. Not compatible with Sony mirrorless cameras.