Canon FD Reflex Lens 500mm f8 brand_Other focus is smooth and the

focus is smooth and the diaphragm blades are clean

with a convenient clamshell design that slips easily in and out of a pocket

It is not compatible with other lenses and will not do anything on its own

two small scuffs on one bottom corner

with a few small scratches scratches on the LCD screen

Canon FD Reflex Lens 500mm f8 brand_Other focus is smooth and theThe Canon FD Reflex 500mm f8 is a mirror lens, which means that it collapses what would otherwise be a very long, heavy lens into a fairly lightweight package using mirrors. Mirrors! How do they work?? There are a few downsides: there's no adjustable aperture it's f8 or nothing and out of focus highlights will end up looking a bit like donuts. But it may be worth the tradeoff to pack this much magnification into a normal sized camera bag. In excellent