Oh wait, wrong model.
Here it is (but mine is fitted with the cheap and nasty 55mm f2.8)
And:
Both fine exemplars of cutting-edge, m-42 photo technology obtained from aptly-named vintagevisuals.com
(incidentally many kids today like to stick these dirt-cheap old lenses on their digital toy cameras for some reason)
Luckily I also managed to source some more film, which is getting very hard to find.